Source: https://patents.google.com/patent/CN1034712C/en
Timestamp: 2020-08-11 08:32:19
Document Index: 668876285

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CN1034712C - Adjustable bed with single actuator - Google Patents
CN1034712C
CN1034712C CN 93114426 CN93114426A CN1034712C CN 1034712 C CN1034712 C CN 1034712C CN 93114426 CN93114426 CN 93114426 CN 93114426 A CN93114426 A CN 93114426A CN 1034712 C CN1034712 C CN 1034712C
CN 93114426
CN1091949A (en
伯纳德·J·克劳斯卡
乔恩斯·海尔斯觊尔有限公司
1992-10-09 Priority to US07/959,142 priority Critical
1992-10-09 Priority to US07/959,142 priority patent/US5245718A/en
1993-10-09 Application filed by 乔恩斯·海尔斯觊尔有限公司 filed Critical 乔恩斯·海尔斯觊尔有限公司
1994-09-14 Publication of CN1091949A publication Critical patent/CN1091949A/en
1997-04-30 Publication of CN1034712C publication Critical patent/CN1034712C/en
The present invention relates to bed, particularly relate to adjustable multipoint expansion reason bed.
The bed of scalable or twisting is commonly used in health care there.Typical bed includes underframe and is divided into head or the pad frame or the supporter of back, medicated cushion part and lower limb or foot.Between the each several part of pad frame mutually with the connection of frame axle and have a successive range of accommodation.It is flexible or stretch and carry on the back with respect to the angled position that is seated that makes progress of medicated cushion part that these parts can be transferred to patient's lower limb from the position that the patient that keeps flat has a rest.Impel these parts to pivot by motor driver, manual operating crank or with patient's body weight.
The adjustable bed example of multiposition can be at United States Patent (USP) 5,105, finds in 486, and exercise question was " adjustable bed ", was presented to Pa Tesong (Peterson) on April 21st, 1992.Wherein disclosed bed includes a pad frame, and it is made up of head, medicated cushion or mid portion and foot, and each part all interconnects with pivot.First connecting rod and localizer assembly interconnect head and medicated cushion portion, and second connecting rod and localizer assembly make the medicated cushion part interconnect with foot.Every connecting rod and localizer assembly include an elongated bar and locking device.Locking device advances lever lock in the snap close selectively, and like this, the each several part of pad frame just is connected with each other.In addition, for easier patient is nursed, be provided with a kind of rising/reduction device, it can rise to a high position from low level with the pad frame.When filling up frame when raising and/or dipping, its each ingredient is twisting mutually.
Other adjustable bed example can find in the patent below: United States Patent (USP) 3,036,314, exercise question were " adjustable bed ", were presented to Wetzler on May 29th, 1962; United States Patent (USP) 3,059,248, exercise question were " adjustable bed ", were presented to Wetzler on October 23rd, 1962; United States Patent (USP) 4,258,445, exercise question was " bed and adjustable personal supporting device ", was presented to zur on March 31st, 1981, with United States Patent (USP) 4,472,846, exercise question is " being used for motor-driven connected system in a kind of adjustable motor-driven medical bedstead ", be presented to people such as Volk, Jr. on the 25th in JIUYUE in 1984.Adjustable bed raising/reduction device and CD-ROM drive motor of including of the patent disclosure of Wetzler.At Volk, Jr. wait in people's the invention, disclose a kind of adjustable bedly, wherein various regulatory functions (comprise rising/reduction, the back of the body and knee regulate) all realize that by a reversible electric machine this motor comes to be coupled with a plurality of output driving shafts selectively by a multichannel arrangement of clutch.
In most of examples, do not utilize these available full adjustment up to now as yet.When patient being expanded reason, the most common operation mode is that the mat surface that will keep flat or the surface that dosses rise to a high position.Back pressure can be reduced in the lifting surface that dosses, and replaceable clothes, binder, medicated clothing are also finished other operation simultaneously.As patient during unmanned the treatment, generally bed is transferred to its extreme lower position, want to leave bed or fall from bed the injury that may cause under the situation of coming that to reduce when changing pad frame each several part, back or head generally are to use the most frequent patient.When bed is in low level, the back is raise.When having a meal, read a book, talk, seeing TV etc. patient, the back raises can increase his comfort.In addition, when patient left bed, he can be the back as an arm supporter.As a result, be in the low level seasonal disease talent at bed and can leave bed.Therefore, the standard operation of twisting bed requires or most typical mode of operation is: a) promoting and b on the flat position) back twisting during at low level.
Bed for adjustable or twisting has a kind of needs, is exactly the complexity that reduces prior art so far, can satisfy prevailing mode of operation or requirement again simultaneously, and reduce manufacturing cost when improving reliability.
According to the present invention, above-mentionedly need obtain solution.What provided in fact, adjustable bedly includes one and has the pad pivot that head or back and are pivotally connected lower curtate with it.Take measures the pad pivot is linked on the underframe so that it can move between a low level and a high position.Single actuator links to each other with the head or the back of pad frame versatilely.This single actuator can make the pad frame raise or attain to a high place, and makes the each several part of pad frame be in same plane.Have only when pad face or pad frame when being in low level, this single actuator just makes the back with respect to the lower curtate twisting.
About aspect more specifically of the present invention, include a shank pivot link, it determines the position of the shank of pad pivot with respect to the medicated cushion part.As a result, can obtain different lower limb twisting positions.
Adjustable bed and actuator according to the present invention has satisfied the prevailing operation requirement of general twisting bed.Only need single actuator just can obtain filling up height and the lower position location of frame, and can make each ingredient twisting of pad frame with respect to underframe.
Fig. 1 is according to adjustable bed perspective view of the present invention;
Fig. 2 is the decomposition diagram of the ingredient of bed among Fig. 1;
Fig. 3 is the side view according to bed of the present invention, the pad frame when it has represented to be in a high position;
Fig. 4 is the side view of expression pad frame when being in low level;
Fig. 5 is that the expression back part is to the side view than the lower part twisting; With
Fig. 6, Fig. 7 and Fig. 8 are the side views of expression diverse location of the shank of pad frame when frame is in low level.
According to adjustable bed being illustrated among Fig. 1 and Fig. 2 of the present invention, and represent with digital 10.Bed 10 includes underframe 12, pad frame 14 and being connected or assembling parts of representing with 16.In diagram, underframe 12 includes lateral wall 18,20, horizontal end 22,24 and a tubulose head of a bed 26.Horizontal end 22 and 24 has been determined footpost 28.Pad frame 14 is made up of head or back 32, mid portion or seat cushion part 34 and foot or shank 36.Parts 34 and 36 determined the pad frame than lower part.Each part all is that the wire rod 40 by many horizontal wire rods 38 and many longitudinal extensions intersects and forms.It is netted that these parts all are.Head 32 includes a pair of wire loop 44, middle part 34 oss-divided, that generally be rectangle and includes elongated arrowband 46.Shank 36 includes a pair of oss-divided, elongated wire loop 48.Ring 44 end 50 with 46 end 52 twistings.Ring 48 end 54 with 46 end 56 twistings.Like this, head 32 just with middle part 34 twistings in case it can be around the end 50 and 52 twisting point and flexibly connecting.The pad frame than lower part, comprise mid portion 34 and shank 36, also 54 be connected with 56 place's twistings in the termination.
As that seen among Fig. 2 and illustrated in Figure 3, connecting device 16 includes at the pivotally connected connecting rod 70 of pivot support frame 72 places and underframe 18.Crosspiece 74 extends between the connecting rod 70 of contiguous pivot support frame 72.Be in contiguous their connecting rod 70 than the seat connecting rod 78 on top at pivoting point 79 and be pivotally connected, and the pivotally connected place between parts 34 and 36 links to each other with pad pivot 14 than low side.
Also include four bars or parallelogram connector, represent that connector 82 has connecting rod 84 and 86 with 82, rack rod 88 and connecting rod 90 on they and the underframe 12 are pivotally connected.Connecting rod 84 is pivotally connected at pivoting point 91 places and connecting rod 90, and connecting rod 86 is pivotally connected at pivoting point 93 places and connecting rod 90.Connecting rod 90 extends upward and exceeds connecting rod 84 and be pivotally connected with the support 92 that is fixed on the head 32.Crosspiece 94 (Fig. 2) extends between the connecting rod of near bracket 88.Pole 96 is fixed on the crosspiece 74, and pole 98 is fixed on the crosspiece 94.Control link 102 connects between pole 96 and 98.Like this, connecting rod 84 is pivotable and will be pivotable around its support 72 by drivening rod 70 around the pivoting point of it and support 88.Therefore, connecting device just makes pad pivot 14 couple together with underframe 12, so that it can move between low level high-order and shown in Figure 4 shown in Figure 3.
According to the present invention, provide a kind of and be used to that the pad frame is raise and the single actuator or the driving device 120 of reduction.Actuator 120 includes the extensible and constriction device 124 again of a motor 122 and.As Fig. 2 and shown in Figure 5, an end of actuator is pivotally connected with the pole 130 that is fixed on the crosspiece 132, and crosspiece 132 is connected between underframe lateral wall 18 and 20, and extensible device 124 is pivotally connected with crank arm 136.Crank 136 is fixed on the head or back 32 of pivot between contiguous back 32 and the middle part 34 or twisting point 142.Crank arm 136 is embedded in the lower surface of mid portion, forms a stop device, in case head 32 rotates around pivoting point 142 clockwises.Head 32 can only turn to position flat or level clockwise, makes parts 32 and parts 34 be in same plane.In the present embodiment, actuator 120 is the linear regulator of VW76 by Fasco sale, model.Motor 122 makes lead-screw 145 rotations with extensible and retractable device 124 screw-threaded engagement.
Shank pivoting lever 160 includes one and is the upper end 162 that pivot is dynamically connected at support 163 places and shank 36.A low side 164 can be connected in the different parts of bed.Press Fig. 2 and form shown in Figure 3, middle part 34 includes the joint 165 that fixedly dangles of the aperture 167 of a termination 164 of determine admitting bar 160.An extension component 169 that has aperture or pivoting point 171 is arranged on the medicated cushion connecting rod 78.As shown in Figure 6 and Figure 7, also can include another kind of leg link 173.Connecting rod 173 is pivotally connected at pivoting point 79 places and connecting rod 70,78, and also is pivotally connected at pivoting point 91 places and connecting rod 84,90.Leg link 173 defines aperture or pivoting point 182 and 186.Connecting rod 160 can make shank 36 adjust with respect to the flexible connection of medicated cushion part 34.
When actuator was in full open mode, as shown in Figure 3, pad frame 14 was exactly straight, or level, parts 32; 34 and 36 all are in same plane.For underframe 12, pad frame 14 just is in its high position.Pad frame 14 moves to this position with respect to underframe 12 and is subjected to connecting rod 70,78,82,90 and 92 controls.Crank arm 136 meshes with the parts 34 of pad frame.Actuator 120 makes device 124 be retracted to as shown in Figure 4 low level.Parts 32,34 and 36 remain on same plan-position.Connecting rod 70 and parallelogram connector 82 have been reduced to their extreme lower position.Being moved further or withdrawing of device 124 will make back 32 turn to the position (see figure 5) of different rises or flexible connection around pivoting point 142.When actuator is in its full punctured position, back or head will be in its full stand up position or seat, shown in solid line among Fig. 5.Medicated cushion part 34 will drop to below the horizontal plane, and shank 36 maintains on the plane identical with it.
Install 124 when actuator 120 counter-rotating when moving to its outside limit, parts 32 will turn back to horizontal level with flexibly connecting, and arm 136 will abut by on the definite stop device of parts 34.The continuous extension of actuator 120 can make pad frame 14 turn to a high position shown in Figure 3 from low level shown in Figure 4.
Therefore, one actuator provides upper and lower adjustment position to be convenient to carry out patient care for the pad frame.The back just can occur with respect to having only when the pad frame is in its low level than lower part hinged of it.Therefore, according to the adjustable bed action need that satisfies most of Articulating beds of the present invention.
Shank is hinged, and promptly parts 36 are realized by shank pivot link 160 is set with respect to parts 34 angled location.When connecting rod 160 linked to each other by aperture 167 and with medicated cushion joint 165, it will be substantially parallel with shank 36.Parts 36 remain on (Fig. 3,4 and 5) on the same plane with medicated cushion part 34.Pivot link 160 locks effectively with respect to medicated cushion and low parts.
As shown in Figure 6, the end 164 of pivot link 160 can move to the pivoting point 182 on the connecting rod 187, and it is the back at support 72.When being in this position, during the back of the body is hinged, shank 36 will be raised with respect to medicated cushion parts 34.
As shown in Figure 7, end 164 that can positioning leg portions connecting rod 160 is placed in the aperture 186 of connecting rod 173 it.When such location, connecting rod 160 is parallel with medicated cushion connecting rod 78 basically.When in a kind of position like this, just can obtain minimum shank twisting.Shank 36 remains on the plane of a basic horizontal, the then mutual twisting of back 32 and medicated cushion part 34.
As shown in Figure 8, shank pivot link 160 can rotate forward so that its low side 164 and pivoting point 171 engagements of being determined by medicated cushion connecting rod 78.When termination 164 when head 32 moves, shank will descend with respect to medicated cushion part 34, so that the bending of patient's shank.Make the pad frame when being raised to a high position when bed moves to, leg connecting rod 160 will be got back to its position parallel with shank 36 on medicated cushion part joint 165.
Therefore, between the diverse location on the foot of bed and the bed, use pivotally connected leg connecting rod just can produce the different characteristics of leg movements connection.Also realize the knee bend that the specific rising of shank and/or different patient need for comfortable and custom easily.
According to the present invention, single linear regulator can be elevated to the pad frame high position and thinks that patient provides suitable nursing in certain limit, also can be transferred to the pad frame its extreme lower position, uses with the routine that satisfies patient.Only when the extreme lower position of bed at it, same actuator could realize that the back flexibly connects.A plurality of actuators, crank and motor can save.Bed according to the present invention has reduced the complexity of existing mechanization bed significantly, can also satisfy the adjustable bed most modes of operation or the requirement of health care simultaneously.According to adjustable bed manufacturing easily compared with prior art of the present invention, and cost is low.
According to top description, be familiar with those of ordinary skill in the art and can expect the various modifications that do not break away from ultimate principle of the present invention disclosed herein.For example, if do not need the shank twisting, the pad frame can only include two hinges, i.e. head and bottom.Therefore expectation, top description can only be considered to the description of preferred embodiment, and the spirit and scope of the invention can be by determining with reference to appended claim.
One kind adjustable bed, include:
A underframe;
One includes head and is the pad frame of pivotally connected lower curtate with said head;
With the erecting device that said underframe and pad frame flexibly connect, it allows said pad frame with respect to underframe lifting between a high position and low level, and the head and the lower curtate of pad frame are in same plane;
Said erecting device has only when said pad frame allows said head during at low level and upwards rotates to obtain a seat with respect to said lower curtate; And
One is the single actuator that pivot links to each other and directly be connected with the head that fills up frame with underframe, it can make the pad frame be reduced to low level from a high position, make said part all be in horizontal direction simultaneously, and have only when the pad frame is in low level, it can make said head upwards rotate towards seat.
2. said adjustable bed according to claim 1, it is characterized in that described erecting device includes:
First pair of mutual pivotally connected connecting rod, one of said connecting rod is pivotally connected with the lower curtate of pad frame, and another and said underframe are pivotally connected.
3. said adjustable bed according to claim 2, it is characterized in that said erecting device further includes:
Second pair of mutual pivotally connected connecting rod between head and underframe,
4. said adjustable bed according to claim 3, it is characterized in that said actuator includes:
A crank arm that is fixed on the head.
5. said adjustable bed according to claim 4, it is characterized in that the extensible and retractable device of said actuator links to each other with said crank arm.
6. said adjustable bed according to claim 1, it is characterized in that the said lower curtate of said pad frame includes:
A lower limb portion; With
A medicated cushion part that links to each other with said head pivot with said shank.
7. said adjustable bed according to claim 6, it is characterized in that described erecting device includes many connecting rods that are connected between said underframe and the said pad frame, said connecting rod can make the lifting between a said low level and a high position of said pad frame, and the each several part that makes the pad frame simultaneously is in the isoplanar.
8. said adjustable bed according to claim 6, it is characterized in that it further includes a shank pivot link, its end and said shank are pivotally connected, the other end can be selectively link to each other with the pad frame with said erecting device, so that shank is with the medicated cushion partial fixing and allow shank to be connected with the medicated cushion piecemeal activity.
9. said according to Claim 8 adjustable bed, it is characterized in that said erecting device includes many connecting rods that are connected between said underframe and the pad frame, said these bars can make the oscilaltion between its low level and a high position of pad frame, make the each several part of pad frame be in same plane simultaneously.
10. said adjustable bed according to claim 9, it is characterized in that said actuator includes:
A crank arm that is fixed on the said head.
11. said adjustable bed according to claim 10, it is characterized in that said actuator further includes:
One includes scalable unitary driving device, and said scalable unit links to each other with crank arm.
12. one kind is used for rising/reduction device that twisting connects bed, this twisting connects bed and includes the end and advance expenditure support, has a back that links to each other with the shank pivot, and said device includes:
The connecting device that the end and advance expenditure support can be coupled together, it allows to be supported between height and the low level relatively underframe and does oscilaltion, makes said back and shank be in same plane simultaneously;
The arm that can join with the back:
The regulator bracket that can link to each other the end of with; With
The linear regulator of the telescopic mounting that links to each other with the regulator bracket pivot and have, said telescopic mounting links to each other with said arm, it is characterized in that said arm and connecting device can locate and sizing, when being in complete punctured position with convenient telescopic mounting, the back is angled with respect to shank and seat, and along with telescopic mounting extends to outer limits, it is a straight position with respect to shank that the back will be reduced to one, then, the advance expenditure support is raised to a high position again, and said back and shank are straight.
13., it is characterized in that said connecting device includes according to the said rising of claim 12/reduction device:
One first pair is pivotally connected connecting rod mutually, and one of said connecting rod can be pivotally connected with the shank of advance expenditure support, and another said connecting rod can be pivotally connected with the end of bed.
14. according to the said rising of claim 13/reduction device, it is characterized in that said erecting device further includes: one second pair is pivotally connected connecting rod mutually, they can be connected the pad pivot the back and the bed the end between.
15., it is characterized in that said connecting device further includes to extend in first and second pairs of control links between the connecting rod according to the said rising of claim 14/reduction device.
16., it is characterized in that said linear regulator includes a motor and a lead-screw according to the said rising of claim 15/reduction device.
17., it is characterized in that it further includes according to the said rising of claim 12/reduction device:
The shank pivot link that can link to each other with said connecting device selectively; With
One is the leg support frame that pivotally supports said shank pivot link, and said leg support frame can be installed in the advance expenditure support.
CN 93114426 1992-10-09 1993-10-09 Adjustable bed with single actuator CN1034712C (en)
US07/959,142 1992-10-09
US07/959,142 US5245718A (en) 1992-10-09 1992-10-09 Adjustable bed with single actuator
CN1091949A CN1091949A (en) 1994-09-14
CN1034712C true CN1034712C (en) 1997-04-30
KR (1) KR950703316A (en)
BR (1) BR9307210A (en)
CA2201536C (en) * 1997-04-02 2000-03-21 Shun Leung Therapeutic table with gas spring assist lift for height adjustable table top
TWM514788U (en) * 2015-07-30 2016-01-01 Quan-Hang Shi Bed frame of power-driven bed
US20180344551A1 (en) * 2017-06-01 2018-12-06 Apex Health Care Mfg. Inc. Motorized Bed with Improved Lifting Device
ES182970Y (en) * 1972-08-04 1974-04-16 Pardo Herrera improved arrangement of a mattress platform articulated converti-ble to table.
DE2311608B2 (en) * 1973-03-09 1976-04-22 Bed, especially hospital bed height and angle adjustable mattress frame
ZA7406085B (en) * 1974-05-11 1975-11-26 Lusch Kg Ferd Bed or settee with a multi-part mattress frame
EP0153362B1 (en) * 1983-08-17 1987-07-15 Mölnlycke Ab A chair and/or bed arrangement
1992-10-09 US US07/959,142 patent/US5245718A/en not_active Expired - Lifetime
1993-10-01 KR KR1019950701354A patent/KR950703316A/en not_active Application Discontinuation
1993-10-01 EP EP93923774A patent/EP0664691A4/en not_active Withdrawn
1993-10-01 BR BR9307210A patent/BR9307210A/en not_active Application Discontinuation
1993-10-01 CA CA 2145851 patent/CA2145851A1/en not_active Abandoned
1993-10-01 WO PCT/US1993/009473 patent/WO1994008544A1/en not_active Application Discontinuation
1993-10-01 JP JP51008094A patent/JPH08504617A/en active Pending
1993-10-09 CN CN 93114426 patent/CN1034712C/en not_active IP Right Cessation
1994-07-18 US US08/276,710 patent/USRE35201E/en not_active Expired - Lifetime
JPH08504617A (en) 1996-05-21
USRE35201E (en) 1996-04-09
CA2145851A1 (en) 1994-04-28
CN1091949A (en) 1994-09-14
WO1994008544A1 (en) 1994-04-28
EP0664691A4 (en) 1998-11-04
EP0664691A1 (en) 1995-08-02
KR950703316A (en) 1995-09-20
US5245718A (en) 1993-09-21
BR9307210A (en) 1999-03-30
1994-09-14 PB01 Publication
1994-09-14 C06 Publication
1996-02-14 SE01 Entry into force of request for substantive examination
1997-04-30 GR01 Patent grant
1997-04-30 C14 Grant of patent or utility model
1998-10-21 C53 Correction of patent for invention or patent application
1998-10-21 CB02 Change of applicant information
Applicant after: Sunrise medical CCG Co
Applicant before: Joerns Healthcare Inc.
1998-10-21 COR Change of bibliographic data
Free format text: CORRECT: APPLICANT; FROM: JOERNS HEALTHCARE INC TO: RISING SUN MEDICAL CCG INC.
2001-11-28 C19 Lapse of patent right due to non-payment of the annual fee
2001-11-28 CF01 Termination of patent right due to non-payment of annual fee