baber/WOPTO huggingface dataset:
Patent CZ-150992-A3 (CZ)
Title: Lubricating oil, process for preparing active component therefor and its use
Inventor: MIZUI KINYA
IPC: C09K5/04
Filed: 1990-09-28
Abstract: (1) A lubricant oil compsn. comprising a polyalkylene glycol polycarbonate of formula (I): R1-OCOO-(((R2)1-O-)m-COO-)n-R1 (I) where each R1 = an HC gp., not more than C20, chosen from aliphatic, alicyclic, aromatic, aromatic-substd. aliphatic and alkoxyalkylene of formula (II): -(-(-R3-)p-O-)q-R4 where R3 = C2-10 alkylene; R4 = aliphatic, alicyclic or aromatic gp. of not more than C20; p, q (integers) = 1-10; R2 = C2-20 alkylene; l, n (integers) = 1-100; m (integer) = 1-10. (2) A polyalkylene glycol polycarbonate of formula (III): (III) R11-OCOO-(-(R12O-)m-1-R12O-COO-)n-R11 where each R11 = C1-6 alkyl or alkoxylene (IV): -(-R13O-)q-R14 where R13 ethylene or propylene gp., R14 = C1-6 alkyl, q (integer) = 1-10; R12 = propylene, m (integer) = 2-10; n (integer) = 1-10 and 10-95 mol% molecular terminal gps. are occupied by (IV). (3) There are also independent claims for the prepn. of R41-OCOO-(-R42-OCOO)n-R41 (V), equiv. to (III) and both for the prepn. and use in a lubricant compsn. of (VI): R15-(-OCOO-R16).
Patent CZ-207593-A3 (CZ)
Title: Brake friction lining
Inventor: LOTFIPOUR MAHMOUD
IPC: F16D69/02
Filed: 1992-03-27
Abstract: A brake pad friction lining having, as required by UIC regulations for use on railways in Europe, a coefficient of friction under wet conditions not less than 85 % of that under dry conditions, comprises a fibre-reinforced matrix of organic polymeric material which includes non-fibrous particulate material serving as friction or wear modifier or filler. The organic polymeric material employed according to the invention comprises cured high-hysteresis elastomeric material, for example a high-styrene/butadiene rubber, in a proportion by volume of the lining which is high enough to ensure a loss angle of at least 13 DEG  therein.
Patent CZ-257992-A3 (CZ)
Inventor: NEVELING HERWIG
IPC: E06B3/28
Filed: 1992-08-21
Abstract: Předsazené okno je upraveno pro osazení na vnější stranu
(11) základního okenního křídla. Obvodový dutý profilový
rám (3), ve kterém je uložena skleněná okenní tabule (5), je
vytvořen z lehkého kovu a obsahuje vnitřní dutinu (35), vyplněnou
materiálem (4) pohlcujícím vlhkost. Na dosedacích
plochách obvodového dutého profilového rámu (3)
jsou vytvořeny drážky (34) s dovnitř se rozšiřujícím profilem,
do kterých je možno osadit těsnění.
Patent CZ-375391-A3 (CZ)
Inventor: CECH JIRI
IPC: F24H1/34
Filed: 1991-12-11
Abstract: Teplovodní kotel je opatřen nejménč jednou vni- třní
prstencovou nádobou (3), uspořádanou uvnitř pracovního
prostoru (1) kolem centrální vnitřní nádoby (2). Vně pracovního
prostoru (1) může být vytvořena vnčjší prstencová
nádoba (4). Pracovní prostor (1) je alespoň zčásti vyplněn
aktivní hmotou.
Patent CZ-568983-A3 (CZ)
Title: Process of treating magnetic material core
Inventor: NEIHEISEL GARY L
IPC: H01F1/18
Filed: 1983-07-29
Abstract: A process is taught for improving the core loss of magnetic materials of the type having a plurality of magnetic domains and an insulative coating thereon. The insulative coating may be a mill glass, an applied coating, or both. The magnetic material is scanned by the beam of a laser across its rolling direction so as to subdivide the magnetic domains without damage to the insulative coating.
Patent CZ-581290-A3 (CZ)
Title: Clamp of open type
Inventor: OETIKER HANS
IPC: F16B1/02
Filed: 1990-11-22
Abstract: A clamp structure of the open type with mutually overlapping inner and outer band portions, in which two ears are provided disposed diametrically opposite one another and at least the outer band portion is provided with an additional opening on the side of its ear opposite the free end of the outer band portion to balance the clamp structure when installed on an object to be fastened thereby. For larger clamp sizes, the inner band portion may also be provided with an opening located on the side of the outwardly extending hooks of the mechanical interconnection opposite the free end of the inner band portion. The inner band portion may additionally be provided with an outwardly extending hook adapted to engage in the opening provided in the outer band portion so as to keep the two band portions axially aligned. Elastic stretchability may be imparted to the clamping band by one more sections having non-rectilinear lateral band portions on both sides of the center longitudinal clamping band plane, whereby one or more of such sections replace one or more of the openings.
Patent CZ-626990-A3 (CZ)
Inventor: KELEMECA VASIL ING
IPC: A23C19/086
Filed: 1990-12-14
Abstract: Syrový koncentrát v prášku obsahuje všetky živinové zlož- ky prírodného tvrdého syrá, ktoré majú zastavený enzyma- ticko-mikrobialný rozklad bez anorganických konzervačnýcb látok, v kombinácii s obilninovou múkou s rastlinnými živinovými a ochrannými látkami. Syrový koncentrát v prášku umožňujúci vytvára‘t trvanlivé práškové syrovo-múčne polotovary sa vyrába struhaním syrá na zrna, ich obalováním obilninovou múkou, extruziou obalených zrn s následnou expandáciou a prirodným vysycháním v celej hmotě, ktorá sa umelie na prášok.
Patent CZ-112397-A3 (CZ)
Title: Sulfonylation process, sulfonylation and phosphorylation of cyclic depsipeptides
Inventor: SCHERKENBECK JURGEN
IPC: A61P33/00
Filed: 1995-10-05
Abstract: PCT No. PCT/EP95/03926 Sec. 371 Date Apr. 10, 1997 Sec. 102(e) Date Apr. 10, 1997 PCT Filed Oct. 5, 1995 PCT Pub. No. WO96/11945 PCT Pub. Date Apr. 25, 1996The present invention relates to a process for the aromatic sulfonylation, sulfenylation, thiocyanation and phosphorylation of cyclic depsipeptides having 6 to 24 ring atoms which are synthesized from  alpha -hydroxycarboxylic acids and  alpha -amino acids and contain at least one phenyl radical, characterized in that these cyclic depsipeptides are reacted with sulfonylating, sulfenylating, thiocyanating or phosphorylating agents, optionally in the presence of catalysts, auxiliaries and/or diluents, to novel thus-obtained compounds, and to their use as endoparasiticides.
Patent CZ-164894-A3 (CZ)
Title: Novel human inhibitor of kunitz-type protease and variants thereof
Inventor: NORRIS FANNY
IPC: C12R1/865
Filed: 1993-01-07
Abstract: The present invention relates to a human Kunitz-type protease inhibitor comprising the following amino acid sequenceAsp Leu Leu Pro Asn Val Cys Ala Phe Pro Met Glu Lys Gly Pro Cys Gln Thr Tyr Met Thr Arg Trp Phe Phe Asn Phe Glu Thr Gly Glu Cys Glu Leu Phe Ala Tyr Gly Gly Cys Gly Gly Asn Ser Asn Asn Phe Leu Arg Lys Glu Lys Cys Glu Lys Phe Cys Lys Phe Thr(SEQ ID NO:1)or a variant thereof with protease inhibitor properties.
Patent CZ-192794-A3 (CZ)
Title: Apparatus for controlling, regulation and checking of heating systems
Inventor: GROMER HERBERT
IPC: G05D23/19
Filed: 1993-02-11
Abstract: The invention relates to a device for controlling, regulating and monitoring remote heating systems using exchange stations at the final users' premises. According to the invention, several exchange stations (25, 26, 27 or 28, 29, 30 or 31, 32, 33 or 34, 35, 36) are brought together to form groups of stations (37, 38, 39, 40) which are each connected to a central master computer (2) via a data concentrator (11, 12, 13, 14). Each station (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36) has a remote heating meter and freely programmable electronic units. The central master computer (2) has a program for interrogation, diagnosis and value predetermination and for the graphic display of test and fault data and is coupled via a backbone LAN to an energy management computer (3) fitted with an energy optimising program. The device of the invention makes it possible for the remote heat generator to match the energy supply precisely to the current energy requirement on the basis of the information transmitted to the central master computer from the exchange stations via the data network and thus to make the best possible use of the available energy.
Patent CZ-201612-A3 (CZ)
Inventor: STEJSKAL JOSEF
IPC: F16H27/04
Filed: 2016-01-11
Abstract: Vynález se týká nosného tělesa s čepy (2) zajištěnými na roztečném průměru proti samovolnému uvolnění. Čepy (2) jsou uloženy na nosném tělese vyměnitelně a jsou umístěny na společné roztečné kružnici. Čepy (2) mají na svém obvodu první obvodovou drážku (20) zasahující do otvorů (41) pro zajišťované čepy (2), která koresponduje s druhou obvodovou drážkou (40) v nosném tělese. Ve druhé obvodové drážce (40) v nosném tělese a v prvních obvodových drážkách (20) v čepech (2) je uložen společný pojistný kroužek (3) pro fixaci čepů (2) v otvorech (41) v nosném tělese.
Patent CZ-245194-A3 (CZ)
Title: Process for preparing chlorinated compounds of an acid
Inventor: BULL MICHAEL JOHN
IPC: C07C233/66
Filed: 1994-10-05
Abstract: A process for preparing a compound of general formula <CHEM> where Ar represents an optionally substituted aromatic or heteroaromatic group, the process comprising reacting a compound of general formula Ar-C(L<l>)2Cl   (II) where each L<l> independently represents a leaving group (preferably a chlorine atom), with water in the presence of a Lewis acid and a chlorocarbon solvent which includes at least two chlorine atoms, is disclosed.
Patent CZ-263695-A3 (CZ)
Title: Bis-resorcinyltriazines, composition in which said compounds are comprised as a stabilizer and stabilization method of organic materials against their damage by light, oxygen or/and heat
Inventor: VALET ANDREAS DR
IPC: C07D251/24
Filed: 1995-10-09
Abstract: Compounds of the formula I   <IMAGE> I  in which R1 and R5, independently of one another, are C1-C12alkyl; R2, R3 and R4, independently of one another, are H; C1-C12alkyl; C2-C6alkenyl; C1-C12alkoxy; C2-C18alkenyloxy; halogen; trifluormethyl; C7-C11phenylalkyl; phenyl; phenyl which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; phenoxy; or phenoxy which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; the two radicals R7 are identical or different and are hydrogen or C1-C18alkyl; or are C1-C18alkyl which is substituted by OH, C1-C18alkoxy, C3-C6alkenyloxy, halogen, -COOH, -COOR8, -CONH2, -CONHR9, -CON(R9)(R10), -NH2, -NHR9, -N(R9)(R10), -NHCOR11, -CN, -OCOR11, phenoxy and/or phenoxy which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; or the radicals R7 are C3-C50alkyl which is interrupted by -O- and may be substituted by OH, phenoxy or C7-C18alkylphenoxy; or the radicals R7 are C3-C6alkenyl; glycidyl; C5-C12cycloalkyl; C5-C12cycloalkyl which is substituted by OH, C1-C4alkyl oder -OCOR11; C7-C11phenylalkyl which is unsubstituted or substituted by OH, Cl or CH3; C4-C14alkenyl which is substituted by OH or -OCOR11; -CO-R12 or -SO2-R13; and R8 to R14 are as defined in claim 1, are highly suitable for stabilizing organic material, including photographic recording material.
Patent CZ-333097-A3 (CZ)
Title: Swinging sliding door for vehicles
Inventor: JAROLIM REINHOLD
IPC: B60J5/06
Filed: 1997-10-21
Abstract: A pivotable support mechanism (2,3,4,5) forms a link parallelogram connecting the door panel (1) with the slide (6). A guide rail (9) is fixed in the vehicle, in which runs a guide pin (8) connected with a component of the support mechanism and so determines the angle position of the support mechanism. A linear drive (10) produces the movement of the door panel (1) and the slide (6) along the support rail (7). It acts on an engagement component (15) on the slide (6). The engagement component in relation to the slide is movable between two positions, whereby the one position corresponds to the outwardly pivoted position of the door panel and the other position corresponds to the inwardly pivoted position of the door panel.
Patent CZ-420998-A3 (CZ)
Title: Outside screening device for revolving roof window
Inventor: MOLLER BRENT
IPC: E05F11/04
Filed: 1997-06-17
Abstract: PCT No. PCT/DK97/00260 Sec. 371 Date Nov. 20, 1998 Sec. 102(e) Date Nov. 20, 1998 PCT Filed Jun. 17, 1997 PCT Pub. No. WO97/48872 PCT Pub. Date Dec. 24, 1997An external screening mechanism for a pivotable skylight window comprises a web of a screening material which is wound on a spring-biased roller and is connected with a bottom bar which is guided in side guide rails and connected via a cord drive with an unrolling drive unit. The side guide rails for the bottom bar run along the parts of the frame side portions situated above the axis of rotation and the parts of the sash side portions situated below the axis of rotation, and an essentially rod-shaped support arrangement is attached to and extends across the screening web and is led in the side guide rails so that, in a position of use for the screening mechanism, it is positioned at or close to the axis of rotation in parallel therewith. The device may be provided with an arrangement for retightening and smoothing the web in the fully drawn position and during rewinding.
Patent SK-106097-A3 (SK)
Title: Node-like joining device for bars
Inventor: FISCHER KLAUS
IPC: E04B7/10
Filed: 1996-02-13
Abstract: The invention concerns a node-like joining device (10) for bars which is used as a construction component in a structure for supporting a glass wall or glass roof. A plurality of bars (12 to 22) are joined together in the joining device (10) by a bolted cover-disk connection system (34, 36, 40). The bar joining device (10) is characterized in that the end regions (28) of the bars (12 to 22) abut one another over at least one end face region (30, 32) in each case, pressing against one other in a force-locking manner. The bar end regions (28) lying in the joining device (10) are held bolted together (40) between two cover disks (34, 36).
Patent SK-116492-A3 (SK)
Inventor: JEZEK JOSEF
IPC: B05B5/025
Filed: 1992-04-16
Abstract: Vynález sa týka ručnej pištole s nádobkou (3) na
nanášanie práškových hmôt, najmä na účely povrchových
úprav. Pištol je tvorená pažbou (1) so spúšťou
(9) tlakového vzduchu, ku ktorej je pripojená
zmiešavacia komora (2) s dýzou (6) a difúzorom
■ (7), ktorý ústí do nabíjacej trubice (8). Do zmiešavacej
komory (2) takisto ústi zospodu sacia rúrka
(4) s vekom (12) uzavierajúcim nádobku (3)
s pórovitým dnom (5). Sacia rúrka (4) je vybavená
v spodnej časti plniacim otvorom (10) a v hornej
časti pod vekom (12) korekčným otvorom (11).
Patent SK-125292-A3 (SK)
Inventor: MACKRLE SVATOPLUK
IPC: C02F3/30
Filed: 1992-04-24
Abstract: Spôsob simultánneho zrážania zahrňuje oxidný a anoxidný
proces a ako zrážadlo sa do aktivačnej zmesi v anoxidných
podmienkach pridáva a rýchle rozmieša sof dvojmocného
železa, napr. síran železnatý. Tak vzniká nerozpustná
zrazenina fosforečnanu železnatého, zabudovaná
do častíc aktivovaného kalu a je spolu s ním pri odoberaní
prebytočného kalu odstraňovaná z čistiaceho systému.
Patent SK-151897-A3 (SK)
Title: Halogenated elastomer compositions
Inventor: IGNATZ-HOOVER FREDERICK
IPC: C08L23/28
Filed: 1996-04-12
Abstract: Rubber compositions in which the rubber is a halogenated butyl elastomer are crosslinkable by virtue of containing a crosslinking agent such as zinc oxide and an accelerator which is a salt of an organic thiosulfate.
Patent SK-290592-A3 (SK)
Title: Alkyl-bisacylphosphinoxides, mixtures containing them and use thereof as photoinitiators
Inventor: LEPPARD DAVID G
IPC: C08F2/50
Filed: 1992-09-22
Abstract: Disclosed are alkyl-bisacyl-phosphine-dioxides of general formula (I) where R1 is alkyl group with 1 to 18 carbon atoms, cyclopentyl group or cyclohexyl group and R2 and R3 are independently phenyl group, which is not substituted or is substituted once or for four times by alkyl group with 1 to 4 carbon atoms and/or by alkoxy group with 1 to 4 carbon atoms, mixtures comprising them and their use as photofloaters.
Patent SK-332006-A3 (SK)
Inventor: KOKOS FRANTISEK
IPC: B60T17/00
Filed: 2006-02-22
Abstract: Zariadenie na brzdenie motorových vozidiel a iných pohybujúcich
sa dopravných prostriedkov je tvorené posuvným
puzdrom (3), na ktorom je upevnený permanentný magnet
(8) s brzdným kotúčom (10). Zošliapnutím pedálu brzdy
(11) sa vysunie permanentný magnet (8), ktorý sa pôsobením
príťažlivej sily permanentného magnetu pritlačí ku kotúču
polosi (9). Uvoľnením pedálu brzdy tlačná pružina (4)
odtlačí permanentný magnet (8) od kotúča polosi (9). Nad
pedálom brzdy je umiestnený elektromagnet (12), napojený
na skrinku zapaľovania. Pri vypnutí zapaľovania sa vysunie
jadro cievky (13) a zapadne do vybrania nožnej brzdy (14),
pričom ostane automobil zabrzdený. Pri naštartovaní elektromagnet
(12) vytiahne jadro cievky (13), auto ostane odbrzdené
Patent SK-512015-A3 (SK)
Inventor: JEDLICKA JAROSLAV
IPC: G05F7/00
Filed: 2015-07-06
Abstract: Prúdový chránič (2) je pripojený k elektrickej sieti (1), pričom výstup prúdového chrániča (2) je pripojený k napájaciemu zdroju (12) elektroniky a k elektricky riadenému spínaču (3) sieťového napätia, ktorého výstup je pripojený na vstup sieťového autotransformátora (4) a jeho výstup je pripojený na vstup dvojcestného mostíkového usmerňovača (5), pričom výstup dvojcestného mostíkového usmerňovača (5) je pripojený cez rezistor (6) so záporným teplotným koeficientom v sériovom zapojení k cievke (7) a vstup elektricky riadeného spínača (3) je pripojený k výstupu obvodu (8) oneskoreného zopnutia, na ktorého vstup je pripojený komparátor (15) a na vstup komparátora (15) je pripojený snímač (16) teploty cievky (7), pričom výstup snímača (13) magnetickej indukcie cievky (7) je pripojený k obvodu (14) normalizácie signálu, ktorého výstup je pripojený na vstup analógovo-číslicového prevodníka (11) a výstup analógovo-číslicového prevodníka (11) je pripojený na mikroprocesor (10), ktorého výstup je pripojený na displej (9), pričom výstup napájacieho zdroja (12) elektroniky je pripojený na displej (9), mikroprocesor (10), analógovo-číslicový prevodník (11), obvod (14) normalizácie signálu, snímač (13) magnetickej indukcie, snímač (16) teploty, komparátor (15)a obvod (8) oneskoreného zopnutia.
Patent SK-602003-A3 (SK)
Title: Method of preparing a mineral fiber panel comprising one or more shaped cavities, a panel prepared by the method, an apparatus for preparing mineral fiber panel and use of such panel
Inventor: PEDERSEN OLE LOGTHOLT
IPC: D04H1/4209
Filed: 2001-08-24
Abstract: The invention relates to a method of preparing a mineral fiber comprising one or more shaped cavities and a mineral fiber panel prepared by the method and an apparatus for preparing mineral fiber panels comprising one or more shaped cavities. Furthermore the invention relates to uses of the mineral fiber panel comprising one or more shaped cavities.
Patent BE-1005782-A3 (BE)
IPC: A23L29/25
Filed: 1992-04-28
Granted: 1994-01-25
Abstract: A hydrated lipophilic composition comprising a lipophilic component with an aqueous component in which the water is immobilized. A method for preparing the hydrated lipophilic composition is also provided.
Patent BE-1008470-A3 (BE)
Title: Dispositif et systeme automatique de depoussierage de sol et engin y adapte.
IPC: H02J7/02
Filed: 1994-07-04
Granted: 1996-05-07
Abstract: L'invention concerne un dispositif de dépoussiérage de sol comprenant un engin mobile autonome muni de deux roues et d'un moyen d'aspiration, d'un récipient à poussière, d'un moyen de détection et d'évitement d'obstacle et d'une unité de contrôle électronique comprenant un microprocesseur. Le dispositif comprend également un dispositif central de déchargement de la poussière, essentiellement fixe, associé à un moyen de guidage permettant audit engin mobile autonome de le rejoindre pour vidage périodique du récipient à poussière. Le dispositif comprend encore une unité de recharge intégrée au dispositif central susmentionné, pour recharger les batteries rechargeables contenues dans l'engin mobile. Le microprocesseur est associé à un algorithme d'évitement des obstacles et de recherche de l'aspirateur central et de l'unité de recharge.
Patent BE-1011998-A3 (BE)
Title: Dispositif destine a usiner des zones d'une aire d'implantation de soies de brosses.
Inventor: HELMUT GERSPACHER
IPC: A46D9/02
Filed: 1996-06-27
Granted: 2000-04-04
Abstract: Dispositif (1) destiné à usiner des zones d'une aire d'implantation de soies de brosses, plus particulièrement de brosses à dents. En outre, une partie des faisceaux de soies formant l'aire d'implantation des soies est déviée, si bien que les faisceaux de soies restants sont accessibles et peuvent être usinés. Le dispostif destiné à dévier et à usiner les faisceaux de soies est fixe et correspond à un dispositif de transport pour les brosses maintenues dans des dispositifs de serrage. Afin de dévier les faisceaux de soies peuvent être prévus des élément sde pression (4) conçus soit en forme de fourches avec dents d'engrènement (5) pouvant être insérées entre les faisceaux de soies et coulisser à distance l'une de l'autre en position parallèle soit des plaques de pression au moyen desquelles une partie des faisceaux de soies constituant l'aire d'implantation des soies peut entrer en contact principalement avec leurs zones d'extrémité libres.
Patent BE-1011444-A3 (BE)
Title: Substrat revetu de metal.
Inventor: NOVIS YVAN
IPC: C03C17/36
Filed: 1997-07-09
Granted: 1999-09-07
Abstract: Substrat revêtu portant un empilement de couches de revêtement comprenant, séquentiellement depuis le substrat, (i) une couche de matière diélectrique, (ii) une couche d'un métal choisi parmi l'argent, l'or, le cuivre et leurs alliages, et (iii) une autre couche de matière diélectrique. La couche (i) de matière diélectrique est une couche composite comprenant une sous-couche d'une matière sélectivement absorbante possédant un indice de réfraction d'au moins 1,4, un indice d'absorption spectrale Kn d'au moins 0,4 dans la gamme 380 < n < 450 nm et présentant un rapport K380>n>450nm/K650<n<760nm >2. Le produit est principalement destiné à la réalisation de vitrages pour bâtiments, automobiles et de filtres optiques.
Patent BE-1012055-A3 (BE)
Title: Dispositif de fixation par ecrou.
IPC: F16B5/02
Filed: 1998-07-01
Granted: 2000-04-04
Abstract: Dispositif de fixation sur une pièce (1), à laquelle est associé au moins un goujon (7), d'au moins une pièce (4) munie d'une ouverture (5) livrant passage à l'extrémité libre (6) du goujon, comprenant un écrou (8) agencé pour, lorsqu'il est serré sur le goujon, appliquer cette pièce (4) sur la pièce (1) afin de les immobiliser l'une par rapport à l'autre, la pièce (4) présentant un évidement (9), coaxial à l'ouverture (5), ménagé sur une partie de son épaisseur, pour que l'extrémité libre (6) du goujon soit située dans l'évidement lorsque les deux pièces (1,4) sont rapprochées l'une de l'autre et pour que l'écrou soit au moins partiellement logé dans l'évidement et puisse y tourner librement autour de son axe, des moyens (12) étant prévus pour maintenir l'écrou prisonnier de l'évidement (9), lorsqu'il est désserré et dégagé du goujou (7), dans une position sensiblement coaxiale à l'ouverture (5).
Patent BE-1011961-A3 (BE)
Title: Kantelbare rolstoel met ondersteunend veerelement.
Inventor: VAN REENEN EDUARD LAURENS
IPC: A61G5/14
Filed: 1998-10-23
Granted: 2000-03-07
Abstract: Om het opstaan vanuit een rolstoel (1) te vergemakkelijken is het bovenste deel (3)  van de rolstoel (1) kantelbaar ten opzichte van het onderste deel (2) aangebracht. Een veerelement (4), dat een gasveer (7) omvat, ondersteunt het naar voren kantelen. Overeenkomstig de uitvinding omvat het veerelement (4) tevens een spiraalveer (8) met een bij voorkeur instelbare vrije slag (A). Hierdoor wordt het omhoog komen van het bovenste deel (3) vanuit de achterste stand vergemakkelijkt zonder het naar achteren kantelen wezenlijk zwaarder te maken. Door middel van de spiraalveer (8) wordt tevens bereikt dat altijk een veerwerking wordt behouden, ook indien de gasveer (7) defect mocht raken.