ATE162767T1 - Hilfsantrieb für fahrzeuge - Google Patents
Hilfsantrieb für fahrzeugeInfo
- Publication number
- ATE162767T1 ATE162767T1 AT90111347T AT90111347T ATE162767T1 AT E162767 T1 ATE162767 T1 AT E162767T1 AT 90111347 T AT90111347 T AT 90111347T AT 90111347 T AT90111347 T AT 90111347T AT E162767 T1 ATE162767 T1 AT E162767T1
- Authority
- AT
- Austria
- Prior art keywords
- auxiliary drive
- vehicles
- friction drive
- driving
- tire
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/75—Rider propelled cycles with auxiliary electric motor power-driven by friction rollers or gears engaging the ground wheel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
- A61G5/041—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven having a specific drive-type
- A61G5/045—Rear wheel drive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1005—Wheelchairs having brakes
- A61G5/1013—Wheelchairs having brakes engaging the wheel
- A61G5/1016—Wheelchairs having brakes engaging the wheel on the rim
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1005—Wheelchairs having brakes
- A61G5/1013—Wheelchairs having brakes engaging the wheel
- A61G5/1018—Wheelchairs having brakes engaging the wheel on the running surface
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1005—Wheelchairs having brakes
- A61G5/1032—Wheelchairs having brakes engaging an element of the drive or transmission, e.g. drive belt, electrodynamic brake
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1054—Large wheels, e.g. higher than the seat portion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M13/00—Transmissions characterised by use of friction rollers engaging the periphery of the ground wheel
- B62M13/04—Transmissions characterised by use of friction rollers engaging the periphery of the ground wheel with means for moving roller into driving contact with ground wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
- A61G2203/14—Joysticks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S180/00—Motor vehicles
- Y10S180/907—Motorized wheelchairs
Landscapes
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Luminescent Compositions (AREA)
- Vending Machines For Individual Products (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL9064489A IL90644A (en) | 1989-06-18 | 1989-06-18 | Auxiliary electric powered drive for vehicle |
IL9207489A IL92074A (en) | 1989-10-22 | 1989-10-22 | Auxiliary drive for vehicles |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE162767T1 true ATE162767T1 (de) | 1998-02-15 |
Family
ID=26321944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90111347T ATE162767T1 (de) | 1989-06-18 | 1990-06-15 | Hilfsantrieb für fahrzeuge |
Country Status (6)
Country | Link |
---|---|
US (1) | US5078227A (de) |
EP (1) | EP0403978B1 (de) |
JP (1) | JPH03162856A (de) |
AT (1) | ATE162767T1 (de) |
CA (1) | CA2019025A1 (de) |
DE (1) | DE69031993T2 (de) |
Families Citing this family (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69233024T2 (de) * | 1991-06-04 | 2003-10-16 | Yamaha Hatsudoki K.K., Iwata | Muskelgetriebenes Fahrzeug |
EP0687588B1 (de) * | 1991-09-03 | 1999-01-07 | Honda Giken Kogyo Kabushiki Kaisha | Bremssystem mit Energierückgewinnung in einem Kraftfahrzeug |
JP2634121B2 (ja) * | 1992-03-06 | 1997-07-23 | ヤマハ発動機株式会社 | 電動モータ付き自転車およびそのモータ制御方法 |
US5735363A (en) * | 1993-03-18 | 1998-04-07 | S.A.E.Afikim, U.S.A., Inc. | Auxiliary drive apparatus |
IL105104A0 (en) * | 1993-03-18 | 1993-07-08 | Afikim S A E | Auxiliary drive apparatus |
EP0644110A2 (de) * | 1993-09-16 | 1995-03-22 | Sinclair Research Limited | Antriebseinrichtung für Fahrrad |
US5423393A (en) * | 1993-11-12 | 1995-06-13 | Felt; Robert M. | Auxiliary engine assembly for a bicycle |
US5491390A (en) * | 1994-01-18 | 1996-02-13 | Mcgreen; James R. | Electric propulsion system for a bicycle |
US5798702A (en) * | 1996-04-18 | 1998-08-25 | Suzuki Motor Corporation | Residual battery capacity display device for electric vehicle |
US6186252B1 (en) | 1996-07-03 | 2001-02-13 | Pride Mobility Products, Corporation | Foldable midwheel drive power chair |
US6129165A (en) | 1996-07-03 | 2000-10-10 | Pride Mobility Products, Corporation | Curb-climbing power wheelchair |
DE19633345C2 (de) * | 1996-08-07 | 1999-01-07 | Guenter Rogee | Fahrrad mit Hilfsantrieb |
GB2316922B (en) * | 1996-09-04 | 2000-10-25 | Carver Plc | Apparatus for moving vehicles such as trailers and trolleys |
JPH1099379A (ja) * | 1996-09-27 | 1998-04-21 | Yamaha Motor Co Ltd | 補助動力付き車椅子 |
WO1998023239A1 (fr) * | 1996-11-23 | 1998-06-04 | Ichiro Fujioka | Fauteuil roulant assiste par un moteur electrique et mecanisme d'actionnement de ce dernier |
DE19802937C2 (de) * | 1998-01-27 | 2002-12-05 | Johann Georg Kunze | Hilfsantrieb für Fahrräder mit elektrischem Motor, Akkumulator, Steuerung und seitlich auf die Radflanke wirkender Reibrad-Kraftübertragung |
US6065557A (en) * | 1998-04-01 | 2000-05-23 | Von Keyserling; Peter H. | Power assist assembly for wheeled vehicles |
IL127961A0 (en) | 1999-01-07 | 1999-11-30 | Arie Becker | A kit for converting a muscle-powered vehicle into a motor-assisted vehicle |
US6260649B1 (en) * | 1999-03-29 | 2001-07-17 | Robert S. Carney, Jr. | Energy conserving electric vehicle |
US6371228B1 (en) * | 2000-02-12 | 2002-04-16 | Royce H. Husted | Stable powered tricycle with traction steering |
US6273212B1 (en) * | 2000-02-12 | 2001-08-14 | Royce H. Husted | Lightweight maneuverable power chair |
US6394213B1 (en) * | 2000-07-05 | 2002-05-28 | Shui-Te Tsai | Power clutch mechanism of scooter |
US6531838B2 (en) | 2000-12-21 | 2003-03-11 | Mobile Transport Technologies, Inc. | Front-wheel-mounted electric motor for a wheeled vehicle |
TW587582U (en) * | 2003-06-11 | 2004-05-11 | Razor Usa Llc | Driving structure for manpower vehicle |
JP2006076699A (ja) * | 2004-09-08 | 2006-03-23 | Daifuku Co Ltd | 物品搬送車 |
TWI234531B (en) * | 2004-10-22 | 2005-06-21 | Yi-Jie Wu | Battery case for an electric bicycle |
KR100670098B1 (ko) | 2005-03-11 | 2007-01-16 | 황보석 | 착탈식 자전거 구동장치 |
EP1714859B2 (de) † | 2005-04-18 | 2012-04-18 | Truma Gerätetechnik GmbH & Co. KG | Kompakter Hilfsantrieb für einen Anhänger |
US20070013244A1 (en) * | 2005-07-12 | 2007-01-18 | Kinkaid Christopher P | Friction drive electrical power converter apparatus and process |
US7896725B2 (en) * | 2007-03-14 | 2011-03-01 | Silverlit Limited | Balancing system and turning mechanism for remote controlled toy |
US7604079B2 (en) * | 2008-02-12 | 2009-10-20 | Jack Ray Pittman | Power drive for a bicycle |
US20100193278A1 (en) * | 2009-02-04 | 2010-08-05 | Husted Royce H | Powered drive apparatus for wheelchair |
GB2466318B (en) * | 2009-04-08 | 2011-01-05 | Stephen Edward Britt | Auxillary drive for a cycle |
DE102009002989A1 (de) * | 2009-05-11 | 2010-12-02 | Vip Innovation Gmbh | Dreirad |
US20110036656A1 (en) * | 2009-08-12 | 2011-02-17 | Reginald Leonard Nicoson | Electric Front Wheel Drive System for Motorcycle |
US8573346B2 (en) * | 2010-01-08 | 2013-11-05 | Michael Dale Duignan | Auxiliary power driven unit for a bicycle |
US8754558B2 (en) | 2010-10-06 | 2014-06-17 | Ramiro Casas | Kinetic energy to electric power converter |
ES2453218T3 (es) * | 2010-10-29 | 2014-04-04 | Günther Hirn | Accionamiento eléctrico para una bicicleta |
DE102012006830A1 (de) | 2012-04-03 | 2013-10-10 | Peter Frieden | Elektromotorisches Antriebskonzept für Fahrräder |
US9457802B2 (en) | 2012-04-06 | 2016-10-04 | Richard Louis Ponziani | Turn signal controlled regenerative braking and decelerative loading |
EP2711288A1 (de) * | 2012-09-21 | 2014-03-26 | Nikolaus Michels | Elektrischer Radantrieb für Leichtfahrzeuge |
FR2998858B1 (fr) * | 2012-12-05 | 2014-11-21 | Michelin & Cie | Dispositif d'assistance electrique pour velo et velo a assistance electrique equipe dudit dispositif |
EP2894089A1 (de) * | 2014-01-13 | 2015-07-15 | Daniel Kraut | Set mit Elektromotor für Fahrräder |
US9758214B2 (en) * | 2014-02-01 | 2017-09-12 | Shareroller Llc. | Portable multi-platform friction drive system with retractable motor drive assembly |
WO2015173660A1 (en) | 2014-05-15 | 2015-11-19 | Tekhnelogia Srl | Device for the electric propulsion of a bicycle |
CN110576928A (zh) * | 2014-07-28 | 2019-12-17 | 星·陈 | 具有低的及居中的脚踏平台的前后自平衡运输装置 |
FR3027280B1 (fr) * | 2014-10-20 | 2016-12-09 | Jcdecaux Sa | Cycle a motorisation electrique et systeme automatique de stockage de tels cycles. |
US10124666B2 (en) * | 2015-09-08 | 2018-11-13 | High Stone Technologies, LLC | Wheelchair drive boost |
US10005518B2 (en) | 2015-10-19 | 2018-06-26 | ShareRoller LLC | Automatic traction control for friction drives |
US10279865B2 (en) * | 2016-08-08 | 2019-05-07 | Shareroller Llc. | Friction drive with speed wheel and automatic traction control |
US10479446B2 (en) * | 2016-08-25 | 2019-11-19 | Newer Commuter, LLC | Propulsion device for a bicycle |
IT201700010575A1 (it) * | 2017-01-31 | 2018-07-31 | Ou Jin | Bicicletta con freno motore |
US10335331B2 (en) | 2017-03-31 | 2019-07-02 | Inventit Products, Inc. | Powered wheelchair, wheelchair powering device and method |
GB2590805B (en) * | 2017-12-04 | 2022-05-04 | Rollersafe As | Speed control device attachable to a wheeled article |
US11154443B2 (en) * | 2018-04-27 | 2021-10-26 | Roda Futura, Llc | Removable power assist for manual wheelchair |
US11523951B2 (en) | 2018-04-27 | 2022-12-13 | Roda Futura, Llc | Portable power assist for manual wheelchairs |
US11660241B2 (en) | 2018-04-27 | 2023-05-30 | Roda Futura, Llc | Exchangeable universal wheelchair power assist |
US11529274B2 (en) | 2018-04-27 | 2022-12-20 | Roda Futura, Llc | Removable power assist for manual wheelchair |
CN108609104B (zh) * | 2018-06-10 | 2020-07-21 | 浙江中超新材料股份有限公司 | 用于人力驱动车的助力装置 |
CN108609105B (zh) * | 2018-06-10 | 2020-11-17 | 太仓市简汇信息技术有限公司 | 一种人力驱动车助力装置 |
CN108749994B (zh) * | 2018-06-10 | 2020-09-11 | 徐州天富达塑业有限公司 | 一种助力装置 |
DE102018007172B4 (de) * | 2018-09-10 | 2020-03-19 | Nikolaus Michels | Elektronisch geregelter, elektrischer Antrieb für Leichtfahrzeuge mit doppelseitig über Reibräder auf Felge oder Reifen des Antriebsrades wirkenden Synchronmotoren |
US11607354B2 (en) * | 2019-04-05 | 2023-03-21 | Udeego, Inc. | Electrical power assistance device for transport wheelchair |
US11837411B2 (en) | 2021-03-22 | 2023-12-05 | Anthony Macaluso | Hypercapacitor switch for controlling energy flow between energy storage devices |
US11641572B2 (en) | 2019-06-07 | 2023-05-02 | Anthony Macaluso | Systems and methods for managing a vehicle's energy via a wireless network |
US11685276B2 (en) | 2019-06-07 | 2023-06-27 | Anthony Macaluso | Methods and apparatus for powering a vehicle |
US11432123B2 (en) | 2019-06-07 | 2022-08-30 | Anthony Macaluso | Systems and methods for managing a vehicle's energy via a wireless network |
US11289974B2 (en) * | 2019-06-07 | 2022-03-29 | Anthony Macaluso | Power generation from vehicle wheel rotation |
US11615923B2 (en) | 2019-06-07 | 2023-03-28 | Anthony Macaluso | Methods, systems and apparatus for powering a vehicle |
FR3124116B1 (fr) * | 2021-06-21 | 2023-05-26 | Michelin & Cie | pneumatique de vélo optimisé pour assistance électrique |
CN114104181B (zh) * | 2022-01-05 | 2023-01-24 | 深圳市健坤运动器材有限公司 | 一种外挂式自行车智能助力器 |
US11472306B1 (en) | 2022-03-09 | 2022-10-18 | Anthony Macaluso | Electric vehicle charging station |
US11577606B1 (en) | 2022-03-09 | 2023-02-14 | Anthony Macaluso | Flexible arm generator |
US20240258823A1 (en) | 2023-01-30 | 2024-08-01 | Anthony Macaluso | Matable energy storage devices |
US11955875B1 (en) | 2023-02-28 | 2024-04-09 | Anthony Macaluso | Vehicle energy generation system |
Family Cites Families (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US633484A (en) * | 1899-04-10 | 1899-09-19 | Samuel N Pond | Internal-combustion motor for bicycles, &c. |
US1158311A (en) * | 1915-02-18 | 1915-10-26 | George S Schunk | Motor attachment for bicycles. |
US1191287A (en) * | 1915-10-11 | 1916-07-18 | William H Sliger | Friction drive attachment for bicycles. |
US1259989A (en) * | 1918-01-04 | 1918-03-19 | Oscar Walfrid Hult | Driving device for motor-cycles and other vehicles. |
US1424581A (en) * | 1921-01-03 | 1922-08-01 | Mepstead George Sidney | Friction driving gear for motor vehicles |
US2031881A (en) * | 1933-12-26 | 1936-02-25 | Outboard Motors Corp | Motor bicycle |
US2069679A (en) * | 1934-09-12 | 1937-02-02 | American Power Cycle Corp | Bicycle |
CH257527A (it) * | 1945-04-07 | 1948-10-15 | Garelli Soc An Moto | Motore a scoppio per la propulsione di un ciclo. |
FR1047663A (fr) * | 1950-10-07 | 1953-12-16 | Dispositif permettant le relevage ou l'appui d'un galet moteur entraînant une roue par friction | |
US3339659A (en) * | 1965-11-22 | 1967-09-05 | Walter A Wolf | Powered friction-driving device for vehicles |
GB1122949A (en) * | 1966-02-15 | 1968-08-07 | Moulton Consultants Ltd | Improvements in electric motor assisted bicycles |
US3431994A (en) * | 1967-06-13 | 1969-03-11 | Garfield A Wood Jr | Electric drive for bicycles |
US3841428A (en) * | 1971-12-20 | 1974-10-15 | N Bialek | Auxiliary electric drive attachment for a vehicle |
US3793578A (en) * | 1972-03-13 | 1974-02-19 | Allis Louis Co | Regenerative chopper circuitry |
US3921745A (en) * | 1973-07-23 | 1975-11-25 | Mcculloch Corp | Electric bicycle |
JPS544226Y2 (de) * | 1973-09-07 | 1979-02-24 | ||
US3891044A (en) * | 1973-11-07 | 1975-06-24 | Clair L Tiede | Bicycle propelling means |
US3915250A (en) * | 1974-03-22 | 1975-10-28 | Sunwood Corp | Auxiliary drive for bicycle |
GB1530132A (en) * | 1975-01-21 | 1978-10-25 | Lucas Industries Ltd | Electrically assisted cycle |
US4111274A (en) * | 1975-08-11 | 1978-09-05 | M. Dale King | Electrically-powered tricycle |
GB1558591A (en) * | 1975-11-18 | 1980-01-09 | Sevcon Ltd | Pulse controllers for de motors |
US4039914A (en) * | 1975-11-25 | 1977-08-02 | General Electric Company | Dynamic braking in controlled current motor drive systems |
JPS5831335Y2 (ja) * | 1978-01-23 | 1983-07-11 | ソニー株式会社 | バツテリ搭載モ−タカ− |
US4175629A (en) * | 1978-03-23 | 1979-11-27 | General Engines Co., Inc. | Electric drive unit for vehicles |
US4143730A (en) * | 1978-04-20 | 1979-03-13 | Desmond Albert D | Auxiliary unit for driving a bicycle |
US4422515A (en) * | 1981-07-29 | 1983-12-27 | The United States of America as represented by the Admin. of Veterans Affairs | Motorized wheel chair |
GB2134056A (en) * | 1982-12-31 | 1984-08-08 | Cecil James Watkins | Folding, motorized wheelchair |
JPS60176648A (ja) * | 1984-02-23 | 1985-09-10 | 徳林股ふん有限公司 | 車椅子用駆動操縦装置 |
AT384947B (de) * | 1984-02-24 | 1988-01-25 | Haubenwallner Gerhard | Von einer energiequelle versorgter antrieb fuer raeder, insbesondere von rollstuehlen |
US4641720A (en) * | 1985-03-08 | 1987-02-10 | Young Alva L | Motorized wheel chair |
JPS61200028U (de) * | 1985-05-31 | 1986-12-15 | ||
US4633962A (en) * | 1985-12-02 | 1987-01-06 | Cox Francis C | Articulated wheel chair |
US4805712A (en) * | 1986-04-01 | 1989-02-21 | The Spastics Society | Wheelchair |
US4798255A (en) * | 1987-10-29 | 1989-01-17 | Wu Donald P H | Four-wheeled T-handlebar invalid carriage |
US4962942A (en) * | 1989-05-22 | 1990-10-16 | Triodyne Inc. | Minimum energy curb negotiating wheelchair |
-
1990
- 1990-06-11 US US07/536,178 patent/US5078227A/en not_active Expired - Fee Related
- 1990-06-14 CA CA002019025A patent/CA2019025A1/en not_active Abandoned
- 1990-06-15 AT AT90111347T patent/ATE162767T1/de not_active IP Right Cessation
- 1990-06-15 EP EP90111347A patent/EP0403978B1/de not_active Expired - Lifetime
- 1990-06-15 DE DE69031993T patent/DE69031993T2/de not_active Expired - Fee Related
- 1990-06-18 JP JP2159595A patent/JPH03162856A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0403978A2 (de) | 1990-12-27 |
DE69031993D1 (de) | 1998-03-05 |
CA2019025A1 (en) | 1990-12-18 |
JPH03162856A (ja) | 1991-07-12 |
US5078227A (en) | 1992-01-07 |
EP0403978A3 (de) | 1991-04-03 |
EP0403978B1 (de) | 1998-01-28 |
DE69031993T2 (de) | 1998-10-08 |
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