baber/WOPTO huggingface dataset:
Patent JO-3280-B1 (JO)
Title: Gas burner for ovens
Inventor: BETTINZOLI ANGELO
IPC: F23D14/70
Filed: 2009-06-18
Granted: 2018-09-16
Abstract: Gas burner (1) for oven, or grill, of the type comprising a Venturi tube (2) for mixing fuel gas and primary air, a main distribution chamber (3), longitudinally extended in the flow forwarding direction of the mixture, and located downstream to such a Venturi tube (2), as well as at least one delivery chamber (22a, 22b) placed outside the afore said main chamber (3), and provided with flame holes (4; 4a, 4b, 4c, 4d) for the gas - primary air mixture outflow, such a main chamber (3) and such an outer chamber (22a, 22b) being reciprocally fluidically connected, for at least one longitudinal length of the same main chamber (3), by at least one through opening (16a, 16b, 17a, 17b). Advantageously, the afore said through opening (16a, 16b, 17a, 17b) has, relative to the forwarding longitudinal direction of the mixture flow, a greater cross section in the upstream portion and smaller cross section in the downstream portion of the afore said longitudinal length of the main chamber (3).
Patent KR-790000763-B1 (KR)
Title: Process for producing acrylic acid
Inventor: KOSHIKAWA TAKEO
Filed: 1974-01-01
Granted: 1979-06-30
Abstract: Acrylic acid (I) was manufd. at increased yield and selectivity by oxidn. of acrolein (II) over  catalysts contg. Sb, Ni, Mo, V, and W oxides at at. radio 100:42:35-897:7-300:3-90 optionally in a 2step process starting with propene. Passing a gas contg. II 4, steam 46, and air 50 over this catalyst at 250≰C and space-vol. velocity 1050hr-1 gave 86.8 mole% I at selectivity 89.2 mole % and II conversion 97.3 mole %.
Patent KR-790000349-B1 (KR)
Title: Process for preparation of 1-nitro phenyl quinazoline-2,4(1h,3h)-dion derivatives
Inventor: NAKAKAWA AKIRA
Filed: 1974-12-30
Granted: 1979-05-07
Abstract: Quinazoline derivs. (I; R = H, lower alkyl, substituted alkyl, aralkyl, X=S,O), useful as analgesic, antiinflammatory and central nervous depressant, were prepd, by treating II (Y=amino, lower alkylamino, substituted lower alkylamino, aralkylamino, OH, lower alkoxy) with ACXB (III; X=O.S.A or/and B=halogen, amino, lower alkylamino, substituted alkylamino etc). I gave 60% inhibition of Carrageenin edema in rats at 10mg/kg orally, had an analgesic ED50 of 6mg/kg orally in mice and was central depressant at 30-100mg/kg.
Patent KR-800001694-B1 (KR)
Title: Method for preparing barley nectar
Inventor: PARK JIN HI
IPC: A23L2/00
Filed: 1979-10-20
Granted: 1980-12-31
Abstract: A barley nectar having a sweet and soft taste is prepared by adding honey, sugar, citric acid and glycine to a roasted barley flour contg. glutinous rice flour and soybean flour.  The mixt. diluted with H2O and filled in the can is heated in 1000C for 1 hr, and sealed under vacuum condition.  The product is obtained by heating again at 130-1350C for 1 hr. to give a good storage.
Patent KR-850001321-B1 (KR)
Title: Method of controlling combustion in a metal melting furnace
Inventor: BERRY MILTON E
IPC: C22B15/14
Filed: 1979-12-10
Granted: 1985-09-14
Abstract: A combustible gas-fuel mixture is supplied to a blast furnace under a fixed volumetric ratio of the two components. Temperature and pressure of the primary gas, containing oxygen, and the secondary gas, containing hydrocarbons such as natural gas, methane, propane, or butane, are maintained to be equal before mixing in the mixing vlave ensuring a constant mass ratio in the case of fluctuations in temperature or pressure between the two fluid components.
Patent KR-830002479-B1 (KR)
Title: 1,1,3,3-테트라플루오로-1,3-디하이드로-이소벤조 푸란의 제조방법
IPC: C07D307/87
Filed: 1980-03-08
Granted: 1983-10-26
Abstract: 내용 없음.
Patent KR-830002314-B1 (KR)
Title: 관구에 스템을 밀봉하는 방법
IPC: H01J9/26
Filed: 1980-06-25
Granted: 1983-10-22
Abstract: 내용 없음.
Patent KR-850000178-B1 (KR)
Title: Soaping agent and soaping method
Inventor: OKAMOTO MASAKATSU
IPC: D06P5/04
Filed: 1980-09-13
Granted: 1985-03-04
Abstract: The aqueous solution which contains products of HLB 8-14 is prepared by mixing fatty acidic triglyceride and multivalence alcohol which has 2-6 carbons and 2-6 oxalic radicals not exceeding the number of carbons, or desirably  by mixing mixture of glycerin and oxidized ethylene. The dyeing products are sunk in the aqueous solutin to soap, to eleminate dyestuffs which are not adhered to the dyeing products.
Patent KR-840002270-B1 (KR)
Title: Method tension control of steel strip
Inventor: MASUO MOTOYUKI
IPC: G05B11/32
Filed: 1981-05-19
Granted: 1984-12-14
Abstract: A process for controlling tension in strips comprises that dividing the interior of process line on furnace into sections S1,S2,S3...Sr, controlling the sectional charges of the sections S1,S2,S3...Sr by first controlling the loop including a schedule circuit(11), controlling the tensile distribution of the strips in the process line, and controlling the minimal tensile changes of the strips in the process line by performing the changes of tensile distribution with a planed sequence when changing the tensile distribution.
Patent KR-870000495-B1 (KR)
Title: Process for determining and controlling the composition of aqueous solutions of nh3 and co2
Inventor: BIERMANS ANDREAS J
IPC: G01N25/14
Filed: 1983-12-24
Granted: 1987-03-12
Abstract: The compsn. of an aq. soln. (I) contg. NH3 and CO2 from which NH2COONH4  or (NH4)2CO3 crystallizes out on cooling to below saturation temp. is obtd. by determn. of (II) the saturation temp. e.g. using a polarized light detection method and (III) the soln. density e.g. in a vibration type densimeter. % of NH3, CO2 and H2O in the soln. are then obtd. by reference to the corresp. temps. and densities of aq. solns. contg. NH3 and CO2 of known compsn. The compsn. thus obtd. is esp. to control the compsn. of solns e.g. by addn. of H2O or aq. soln.
Patent KR-910004560-B1 (KR)
Inventor: GEHRKE GLENN F
IPC: F16D3/224
Filed: 1984-04-27
Granted: 1991-07-06
Abstract: 내용 없음.
Patent KR-920007531-B1 (KR)
Inventor: STAWICKI ROBERT J
IPC: D21C9/10
Filed: 1984-05-26
Granted: 1992-09-05
Abstract: 내용 없음.
Patent KR-850001065-B1 (KR)
Title: Total synthesis of 1rs,4sr,5rs-4-(4,8-dimethyl-5-hydroxy-7-nonen-1-yl)-4-methyl-3,8-dioxabicyclo(3,2,1)octane-1-acetic acid
Inventor: HAJOS ZOLTAN GEORGE
IPC: C07C45/58
Filed: 1984-08-21
Granted: 1985-07-25
Abstract: Prepn. of racemic bicyclooctane-1-acetic acid deriv. of formula (I) is by a multi-stage route from 4-(3-methanesulfonyloxypropyl) compd(II) by: (i) reaction with methyl-2-lithio-propionate; (ii) reaction with 3-methyl-2-butenyllithum; (iii) hydrolysis with HCl; (iv) reaction wtih C6H5)3P = CH2; (v) reaction with BF3/THF followed by with NaOH/H2O2 ; (vi) oxidation followed by base hydrolysis and acid treatment. Compd. (I) is a uteroevacuant and is described in US 4102895. It is derived from zoapatanol.
Patent KR-890002838-B1 (KR)
Title: Solderable palladium-nickel coatings and method of making said coating
Inventor: UPDEGRAFF STEPHEN W
IPC: C25D3/56
Filed: 1984-10-11
Granted: 1989-08-04
Abstract: A permanently solderable palladium-nickel plating alloy coating comprises an electrically conductive substrate, esp. a contact on which are electroplated (A) a first alloy layer of 46-82 wt.% Pd and 18-54 wt.% Ni and (B) a second continuous layer, covering the first layer, of 96-100 wt.% Pd and 0-4 wt.% Ni, this layer being upto 20 angstroms thick.  The coating effectivelly has reduced contact resistance at low loads.
Patent KR-900008842-B1 (KR)
Inventor: KUROTA TOSHIMASA
IPC: D02G1/02
Filed: 1984-10-31
Granted: 1990-11-30
Abstract: 내용 없음.
Patent KR-910008691-B1 (KR)
Title: Transmitter-receiver in order to do remote control
Inventor: NOEL MARC S
IPC: G08C19/28
Filed: 1984-11-03
Granted: 1991-10-19
Abstract: 1. A direct view remote control method for a construction machine, especially for mines and quarries, adapted to transmit to this machine a plurality of orders to be executed simultaneously, according to which parallel orders from a driver of the machine are converted (LS) into binary signals, a sequential binary signal (A, B-C: Sp -Ss ) is elaborated (CB) from these wherein each sequence includes synchronization bits (A) and information bits (B-C) representative, in biphasic code with a transition per bit, of the afore mentioned binary signals, a remote control signal transmitted in electromagnetic form (ERF) is elaborated (M) by direct amplitude modulation of a carrier wave by this sequential binary signal, from this remote control signal, after reception, the sequential binary signal is restored and converted after synchronization into electrical signals appropriate for control of the machine, the method being characterized in that the sequential binary signal comprises a periodic pulsed signal (A) in its synchronization bits, the frequency of which (H0 ) is an even multiple of the transitory frequencies (H1 , H2 ) defined by the transitions in the successive information bits, and in that on reception the bit and sequence frequencies are restored (RSYN, RM1 ) from the recognition (RSYN), in the demodulated signal, of the synchronization frequency (H0 ), whilst this demodulated signal is subjected (AD; VM, DS) to validation tests, with the help of the frequencies thus restored, before its decoding and conversion into electrical control signal is authorized.
Patent KR-920000069-B1 (KR)
Inventor: NAGADA SHUNICHI
IPC: E05B59/00
Filed: 1984-12-10
Granted: 1992-01-06
Abstract: 내용 없음.
Patent KR-880000202-B1 (KR)
Title: Process for the preparation of halogenated phenols
Inventor: VALLE FRANCESCO DELLA
IPC: C07C309/01
Filed: 1984-12-19
Granted: 1988-03-12
Abstract: A process for the prepg. 2-halogenoresorcinol (I) and its salt comprise (i) sulfonation of resorcinol or its deriv. by 90-98% sulfuric acid or fuming sulfuric acid contg. 10-20% free SO3 at 5-100 deg.C, (ii) halogenation and (iii) protodisulfonation with water- soluble-acid i.e. 20-40% H2SO4 or 36% HCl at room temp. to 150 deg.C.  In the formula, X=Cl or Br, R and R2=H.  (I) can be refined by vacuum distillate and convert to alk. metal (Na,K) salt.  Prepg. compd. is very soluble in water; solubility at 25 deg.C = 350 mg/ml.
Patent KR-900001084-B1 (KR)
Title: Iodine-containe conductive resin composition
Inventor: YAMAMOTO TAKAHAZ
IPC: H01M4/60
Filed: 1985-03-07
Granted: 1990-02-26
Abstract: Conductive complex adduct of I and polymer contg. carbon for stable electro positive electrodes, condensers, films and radio wave screens, is prepd. by dispersing C in a complex adduct of I and a complex forming polymer and/or a dispersion of I in this polymer. The C is pref. C-black, acetylene black, graphite of "Ketjen" black, all in readily dispersible form.  Esp. 0.5-60 wt.% C is blended into the polymer.  The polymer is polyamide, poly(meth)acryl amide, polyurethane, polyvinyl alcohol and polyether.
Patent KR-890005033-B1 (KR)
Title: Drive system for a movable apparatus
Inventor: ONDA NOBUHECO
IPC: G05B19/423
Filed: 1985-03-11
Granted: 1989-12-06
Abstract: The drive system comprises a driving device and an output device for detecting environmental information around the movable apparatus and for outputting a corresponding signal in response to the environmental information data.  Another output device outputs a command signal to drive the driving device so as to move the movable apparatus to a target position.  The robot control system includes a device for controlling the motion of a robot in response to a command signal to the robot.  A spring mechanism detects a deflection caused by an external force applied to the robot.
Patent KR-880002629-B1 (KR)
Title: Interal oil pressure sensor
Inventor: GILMORE MARK R
IPC: F16N13/20
Filed: 1985-03-13
Granted: 1988-12-07
Abstract: The system comprises a compressor housing (12) with a compressor (10) and a motor within the housing.  A lubricant pump (14) is connected for drive to the motor, being operative to supply lubricant to the compressor.  The pump includes a housing (16) having an inlet (18) and an outlet (20), the inlet communicating with a fluid reservoir which is subject to wide pressure differentials.  Self-contained sensors (26) are removably positioned within the pump housing, and passages within the housing place the sensor in communication with the inlet and outlet.  In the event of a pressure difference greater than a certain value between the pump inlet and outlet, the device operates to stop the compressor.
Patent KR-940000431-B1 (KR)
Inventor: MURAKAMI YOSHIKAZU
IPC: H03B5/18
Filed: 1985-06-05
Granted: 1994-01-20
Abstract: 내용 없음.
Patent KR-870002086-B1 (KR)
Title: Manufacturing method of semi-conductive clothing
Inventor: AN TAE-HWAN
IPC: D06N3/08
Filed: 1985-06-21
Granted: 1987-12-03
Abstract: The invention makes the primary coating with 1st part conductive liquid of blending having low viscosity to heat treat for hardening and makes secondary coating over the primary one with 2nd part blended conductive liquid having high viscosity to heat treat again for hardening.  The 1st part liquid comprises polyurethane 10-30wt.%, conductive carbon black 10-30wt.%, crosslinking agent 1-10wt.% and solvent 15-72wt.% to have a viscosity of 30-70, and the 2nd part liquid comprises polyurethane 20-40wt.%, conductive carbon black 10- 30wt.%, cross linking agent 1-10wt.%, metal stearate 1-5wt.%, blending solvent 10-71wt.% to have a viscosity of 80-250 poise.
Patent KR-900004888-B1 (KR)
Title: Integrated circuit system
Inventor: GUBOGGI SIGEO
IPC: G06F11/22
Filed: 1985-08-26
Granted: 1990-07-09
Abstract: Each sequential circuit is provided with a common input control signal terminal for controlling the permission to input main input terminal signals, a test data input-output terminal, read/write signal terminals for controlling the transfer of test data, and a latch circuit. The device is partitioned into sequential circuit groups and combinational circuit groups used as partitioning test units, the main input-output terminal groups of which are connected with the sequential circuit groups through wiring layers, respectively. Test data are written and read out to and from the sequential circuit groups under control of read/write terminal signals through bus lines dedicated to testing.
Patent KR-910000368-B1 (KR)
Inventor: NISHINO MASAKKATS
IPC: H04N5/21
Filed: 1985-09-09
Granted: 1991-01-24
Abstract: 내용 없음.
Patent KR-900008797-B1 (KR)
Inventor: NAGAI YASUDAKA
IPC: B06B1/06
Filed: 1985-11-14
Granted: 1990-11-29
Abstract: 내용 없음.
Patent KR-900000372-B1 (KR)
Title: Antipsychotic benzisothiazole s-oxide compound and their preparations
Inventor: YEUICHI JOSEPH P
IPC: A61P25/00
Filed: 1986-04-02
Granted: 1990-01-25
Abstract: A S-oxide deriv. of benzisothiazole piperazine cpd. of formula (I) and its pharmaceutically acceptable salt are prepd. by reacting a mixture of inorganic acid with a cpd. of formula (II) at below 5 ≰C. (I) is useful as a biologically active antipsychothic agent.
Patent KR-910000688-B1 (KR)
Inventor: PACE WILSON D
IPC: H03G3/30
Filed: 1986-08-20
Granted: 1991-01-31
Abstract: 내용 없음.
Patent KR-900001438-B1 (KR)
Title: Manufacturing method for stone-grinding wheel
Inventor: CHO RYU-HYUNG
IPC: B24D3/14
Filed: 1986-08-25
Granted: 1990-03-10
Abstract: A stone-grinding wheel is manufactured by mixing homogeneously 25-35 wt.% magnesium oxide, 20-28 wt.% magnesium chloride or sulfate, 40-50 wt.% water, adding 1-10 wt.% silundum or titanium oxide, and hardening at room temperature for 5-9 days.
Patent KR-900006440-B1 (KR)
Title: A process for purification of crude terephthalic acid
Inventor: SCHROEDER HOBE
IPC: C07C51/487
Filed: 1986-10-07
Granted: 1990-08-31
Abstract: A method for purifying a crude terephthalic acid (I) comprises passing an aq. soln. of (I) through a particulate catalyst bed at 100-350 deg.C and at a pressure sufficient to maintain the soln. substantially in the liquid phase in the presence of hydrgen, and cooling the hydrogenated aq. soln. to effect sepn. of the resulting purified terphthalic acid from the soln. by crystallization. The bed being a layered bed that includes a first catalyst contg. a Group VIII metal supported on an active carbon carrier, and a second catalyst layer contg. palladium supported on an active carbon carrier.
Patent KR-900001453-B1 (KR)
Title: Push-button switch and switch element
Inventor: HAYASHI KAZUTOSHI
IPC: H01H13/20
Filed: 1986-10-15
Granted: 1990-03-10
Abstract: The pushbutton switch includes a dome spring switch and a key top and associated plunger which are mounted for limited, reciprocating vertical movement.  An actuator comprising a coil spring and a pivotally mounted lever, inter connects the plunger and the spring dome.  A locking structure provides for locked interengagement of the key top and plunger and a stepped, flexible stop absorbs shock and reduces impact noise in stopping the return movement of the plunger from a depressed to a normal condition.  A direct drive connection between the plunger and the lever reduces the amount of plunger movement and depression force required to actuate the switch.
Patent KR-950013149-B1 (KR)
Title: Polyolefin composition
Inventor: CRENNA VINCENT
IPC: C08L23/02
Filed: 1987-03-28
Granted: 1995-10-25
Abstract: Polyolefin composition comprising, as first constituent (A) at least one highly isotactic propylene polymer and, as second constituent (B), at least one linear copolymer with a density of between 0.914 and 0.945, of ethylene and of at least one  alpha -olefin containing from 3 to 12 carbon atoms. It comprises, per 100 parts by weight, from 30 to 40 parts by weight of the polymer (A), from 40 to 67 parts by weight of the polymer (B) and additionally from 3 to 25 parts by weight of at least one terpolymer (C) which has a density of between 0.865 and 0.912, containing from 70 to 94 mol% of ethylene, from 4 to 20 mol% of propylene and from 2 to 10 mol% of at least one  alpha -olefin containing from 4 to 12 carbon atoms. Application to conversion into industrial articles.
Patent KR-900002643-B1 (KR)
Title: Voltage source circuit of movable phone
Inventor: YUN WON-YONG
IPC: H04M1/00
Filed: 1987-06-22
Granted: 1990-04-21
Abstract: The power breaking circuit is for cutting off the power connectdd to the ordinary circuit consuming a lot of power to extend the storing duration of the contents in a memory in case of discharging the battery to a certain low voltage.  When a voltage level detector (1) detects the low voltage of the battery, switches (2,3) cut off the power connected to a load circuit (LOAD) and provide power only to a memory.  When the receiver lies on the station, the battery is charged, and a reset circuit (5) turns on the switches (2,3) to provide power again.
Patent KR-910001468-B1 (KR)
Inventor: MATSUO YASTOSHI
IPC: H04N5/923
Filed: 1987-07-21
Granted: 1991-03-07
Abstract: 내용 없음.
Patent KR-900008363-B1 (KR)
Title: Active filter
Inventor: MAGINO HIDEYUKI
IPC: H03H11/16
Filed: 1987-12-26
Granted: 1990-11-17
Abstract: The filter has a signal terminal and an operational amplifier (OP1) with a positive and negative input terminal and a positive output terminal. The positive input terminal is coupled to the signal input terminal, and the positive output terminal is earthed across a capacitor (C1). A second opertional amplifier (OP2) has a positive and a negative input terminal and a positive output terminal, with the positive input terminal coupled to the positive output terminal of the first amplifier. The positive output terminal is linked to the positive input terminal of the first amplifier across a second capcitor (C2). A buffer (BF) input terminal is coupled to the positivive output terminal of the second amplifer, while its output is linked to the signal output terminal and the negative input of the first amplifier.
Patent KR-900007964-B1 (KR)
Title: Throttle control device
Inventor: ONISHI MASAYOSHI
IPC: B60K28/16
Filed: 1988-02-13
Granted: 1990-10-23
Abstract: The throttle control includes a first gear rotatable corresponding to the depression of an accelerator pedal of a vehicle engine, a first motor engaged with a second meshed with the first gear. The first motor actuated upon a traction slip detection to rotate the first gear through the second gear to correct the rotation angle of the first gear. A third gear is engaged with the first gear to rotate therewith, and a throttle link is coupled with the third gear for controlling the opening of a throttle valve of the engine through a throttle wire corresponding to a rotation angle of the third gear. A second motor drives the third gear through a clutch to control the opening of the throttle valve during a constant speed running of the vehicle.
Patent KR-910008738-B1 (KR)
Inventor: MARU TSUGUO
IPC: H04B1/16
Filed: 1988-02-15
Granted: 1991-10-19
Abstract: 내용 없음.
Patent KR-920000125-B1 (KR)
Inventor: GOTOU MAKOTO
IPC: H02P7/00
Filed: 1988-04-16
Granted: 1992-01-09
Abstract: 내용 없음.
Patent KR-910009743-B1 (KR)
Title: High speed and high voltage semiconductor device and its manufacturing method
Inventor: SON HAE-YUN
IPC: H01L29/78
Filed: 1988-05-18
Granted: 1991-11-29
Abstract: The semiconductor device for  high  speed  and  high  voltage operation  comprises;  a  first  conductive   type   semiconductor substrate (30), a field oxide layer (40) formed on (30), a  second conductive type source (50) and drain region  (52),  a  insulating layer (42) and  gate  electrode  (44)  formed  on  substrate  (30) between the source and the drain region, a second conductive  type semiconductor region (54) formed at  lower  part  of  the  source, drain, and insulating layer.
Patent KR-910002877-B1 (KR)
Inventor: RODES MONTSERRAT B
IPC: C07D471/04
Filed: 1988-06-03
Granted: 1991-05-09
Abstract: 내용 없음.
Patent KR-900003743-B1 (KR)
Title: 5'-inosinic acid producing microorganism
Inventor: HYUN HYUNG-HWAN
IPC: C12N15/00
Filed: 1988-06-04
Granted: 1990-05-30
Abstract: The 5'-inosinic acid producing microorganism which is a mutant of Brevibacterium ammoniagenes (ATCC 6872) is presented. Thus, the title microorganism (AFCC-10615) is derived by the mutation with ultra violet ray, N-methyl-N'-nitro-N-nitrosoguanine and etc. to obtain addenine and guanine-leaky mutant.  The above mutant is deficient in the activity of urease and has high sensitivity to isozyme.
Patent KR-910007970-B1 (KR)
Inventor: TAKANO SHUNTARO
IPC: C07D409/14
Filed: 1988-10-08
Granted: 1991-10-05
Abstract: 내용 없음.
Patent KR-910005913-B1 (KR)
Inventor: HASEBE NOBORU
IPC: A61B5/02
Filed: 1989-04-25
Granted: 1991-08-08
Abstract: 내용 없음.
Patent KR-970006673-B1 (KR)
Inventor: NIKI AKIHIRO
IPC: C08G63/60
Filed: 1989-05-26
Granted: 1997-04-29
Abstract: 내용없음.
Patent KR-930004403-B1 (KR)
Inventor: MATSUDA MICHIYA
IPC: A61L9/16
Filed: 1989-12-08
Granted: 1993-05-27
Abstract: 내용 없음.
Patent KR-910006416-B1 (KR)
Inventor: CHUCHIDA YASUYUKI
IPC: A47L9/28
Filed: 1989-12-19
Granted: 1991-08-24
Abstract: 내용 없음.
Patent KR-920005785-B1 (KR)
Inventor: JOZSEF BAKOS
IPC: A01P13/02
Filed: 1989-12-27
Granted: 1992-07-18
Abstract: 내용 없음.
Patent KR-910007024-B1 (KR)
Inventor: HENTZ CHRISTOPHER P
IPC: G05F1/00
Filed: 1987-06-10
Granted: 1991-09-16
Abstract: 내용 없음.
Patent KR-950000987-B1 (KR)
Inventor: NAKANO SHINJI
IPC: C07C309/30
Filed: 1990-03-03
Granted: 1995-02-06
Abstract: 내용 없음.
Patent KR-930000027-B1 (KR)
Title: Cassette loading device of dat
Inventor: MAENG HYON-JIN
IPC: G11B15/675
Filed: 1990-07-30
Granted: 1993-01-06
Abstract: The device improves productivity in  assem  mechanical  parts and ts the cassette holder by a safety device when the cassette is wrongly inserted to the cassette holder. The device has  tray  (7) engaged with up-down plate (2) connected with cassette holder  (1) and shaft (1); bracket (11) for supporting parts (1)(2)(7),  fixed on both sides of main base (13); intermittent gear  (21c)  engaged with rack (8f) of the tray (7); cam  gear  (21c)  mounted  on  the bracket (11) and having transmitting gear  (21b)  and  cam  groove (21a); up-down holder (14) for rotating the plate (2);  cam  lever (16) with edge pin (20) in the  groove  (21a),  for  rotating  the plate (14); a pair of rubber materials (6) for caulking the  shaft (3) connected with the holder (1) and the plate (2).
Patent KR-930003692-B1 (KR)
Inventor: NAKANE TOSHIO
IPC: B29L7/00
Filed: 1990-09-19
Granted: 1993-05-08
Abstract: 내용 없음.