JPH0378694U - - Google Patents
Info
- Publication number
- JPH0378694U JPH0378694U JP1989141287U JP14128789U JPH0378694U JP H0378694 U JPH0378694 U JP H0378694U JP 1989141287 U JP1989141287 U JP 1989141287U JP 14128789 U JP14128789 U JP 14128789U JP H0378694 U JPH0378694 U JP H0378694U
- Authority
- JP
- Japan
- Prior art keywords
- base end
- boss portion
- diameter sprocket
- end boss
- sprocket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
- B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
- B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
- B62M9/105—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like involving front sprocket chain-wheels engaged by the chain, belt or the like
-
- 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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2164—Cranks and pedals
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2164—Cranks and pedals
- Y10T74/2165—Cranks and pedals with attached gear
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989141287U JPH0378694U (US08197722-20120612-C00042.png) | 1989-12-05 | 1989-12-05 | |
US07/617,810 US5062318A (en) | 1989-12-05 | 1990-11-26 | Bicycle gear crank assembly |
EP90123256A EP0431573A1 (en) | 1989-12-05 | 1990-12-04 | Bicycle gear crank assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989141287U JPH0378694U (US08197722-20120612-C00042.png) | 1989-12-05 | 1989-12-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0378694U true JPH0378694U (US08197722-20120612-C00042.png) | 1991-08-09 |
Family
ID=15288378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989141287U Pending JPH0378694U (US08197722-20120612-C00042.png) | 1989-12-05 | 1989-12-05 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5062318A (US08197722-20120612-C00042.png) |
EP (1) | EP0431573A1 (US08197722-20120612-C00042.png) |
JP (1) | JPH0378694U (US08197722-20120612-C00042.png) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1245431B (it) * | 1991-03-04 | 1994-09-20 | Campagnolo Srl | Gruppo pedivella-ingranaggi per una bicicletta |
JPH04119795U (ja) * | 1991-04-11 | 1992-10-27 | 株式会社シマノ | 自転車用ギアクランク装置 |
JPH0667289U (ja) * | 1993-03-09 | 1994-09-22 | 株式会社シマノ | 自転車用フロントギヤ装置とこのフロントギヤ装置に使用する自転車用クランク |
US5644953A (en) * | 1995-09-12 | 1997-07-08 | Cyclone Precision, Inc. | Crank assembly for a bicycle |
JP2909010B2 (ja) * | 1995-09-20 | 1999-06-23 | 株式会社シマノ | 自転車用ギヤクランク |
JP3562883B2 (ja) * | 1995-09-29 | 2004-09-08 | 株式会社シマノ | 自転車後輪用多段ホイール |
WO1997018124A1 (en) * | 1995-11-10 | 1997-05-22 | Yang Ge Industrial Co., Ltd. | Bicycle gear crank arresting device |
US5904072A (en) * | 1996-12-20 | 1999-05-18 | Shimano Inc. | Bicycle crank arm |
DE19717463A1 (de) * | 1997-04-25 | 1998-10-29 | Sram De Gmbh | Kurbelarm mit Mehrfachkettenrad für Fahrräder |
ATE219001T1 (de) * | 1997-12-09 | 2002-06-15 | Bitz Roland | Tretlager ohne totpunkte und vorrichtung mit solchem tretlager und messvorrichtung |
US7503239B2 (en) * | 2003-01-30 | 2009-03-17 | Shimano Inc. | Bicycle crank arm assembly |
US20060094550A1 (en) * | 2004-11-01 | 2006-05-04 | Shimano Inc. | Bicycle crankset |
US7530291B2 (en) * | 2006-07-13 | 2009-05-12 | Chang Hui Lin | Crank device for bicycle |
CN103108799A (zh) * | 2010-06-28 | 2013-05-15 | 龙承精密(股)公司 | 一体式自行车齿盘组合件 |
CN102582771B (zh) * | 2012-02-19 | 2013-05-01 | 谢勇 | 脚踏板顺反旋转驱动的自行车 |
DE102013200887A1 (de) * | 2013-01-21 | 2014-07-24 | Robert Bosch Gmbh | Zahnrad für ein Getriebe bzw. ein Zweirad |
DE102015203708A1 (de) * | 2015-03-02 | 2016-09-08 | Sram Deutschland Gmbh | Zahnrad für einen Fahrradantrieb |
CN111819131B (zh) * | 2018-03-05 | 2022-05-13 | 本田技研工业株式会社 | 自行车电力辅助装置和自行车 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR957569A (US08197722-20120612-C00042.png) * | 1950-02-23 | |||
GB431528A (en) * | 1934-01-30 | 1935-07-10 | Walter Thomas Williams | Improvements relating to cycle chain wheels |
GB577887A (en) * | 1945-02-23 | 1946-06-04 | Walton And Brown Ltd | An improved cycle chain-wheel and method of making the same |
FR1256502A (fr) * | 1954-03-22 | 1961-03-24 | Adapteur pour pédalier de cycle formant plaque de garde | |
GB921614A (en) * | 1958-11-19 | 1963-03-20 | Campagnolo Tullio | Improvements in double sprocket pedal crank wheels for bicycles |
JPS49132544U (US08197722-20120612-C00042.png) * | 1973-03-13 | 1974-11-14 | ||
US4009621A (en) * | 1976-03-03 | 1977-03-01 | Shimano Industrial Company, Limited | Assembly of chain sprockets and cranks for bicycle |
JPS5483244A (en) * | 1977-12-16 | 1979-07-03 | Shimano Industrial Co | Multiple gear crank for bicycle |
EP0002964B1 (en) * | 1977-12-28 | 1982-05-19 | Shimano Industrial Company Limited | Chain wheel and crank assembly for a cycle |
US4425824A (en) * | 1981-07-10 | 1984-01-17 | Koch Curtis J | Variable torque bicycle sprocket |
US4583422A (en) * | 1982-09-20 | 1986-04-22 | Winnett Boyd | Pedal crank and chain wheel assembly for bicycles |
JPS6015074U (ja) * | 1983-07-11 | 1985-02-01 | 株式会社シマノ | 自転車用ギヤクランク |
EP0217842B1 (fr) * | 1985-03-13 | 1990-01-24 | Bregnard, Jean Pierre | Pedalier pour bicyclette ou engin de locomotion analogue |
-
1989
- 1989-12-05 JP JP1989141287U patent/JPH0378694U/ja active Pending
-
1990
- 1990-11-26 US US07/617,810 patent/US5062318A/en not_active Expired - Fee Related
- 1990-12-04 EP EP90123256A patent/EP0431573A1/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0431573A1 (en) | 1991-06-12 |
US5062318A (en) | 1991-11-05 |