KR100357538B1 - 자전거 페달암의 길이 가변장치 - Google Patents
자전거 페달암의 길이 가변장치 Download PDFInfo
- Publication number
- KR100357538B1 KR100357538B1 KR1019990040795A KR19990040795A KR100357538B1 KR 100357538 B1 KR100357538 B1 KR 100357538B1 KR 1019990040795 A KR1019990040795 A KR 1019990040795A KR 19990040795 A KR19990040795 A KR 19990040795A KR 100357538 B1 KR100357538 B1 KR 100357538B1
- Authority
- KR
- South Korea
- Prior art keywords
- pedal arm
- length
- fixed
- guide rail
- rolling bearing
- 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.)
- Expired - Fee Related
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
- B62M3/00—Construction of cranks operated by hand or foot
- B62M3/02—Construction of cranks operated by hand or foot of adjustable length
- B62M3/04—Construction of cranks operated by hand or foot of adjustable length automatically adjusting
-
- 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
- B62M3/00—Construction of cranks operated by hand or foot
- B62M3/02—Construction of cranks operated by hand or foot of adjustable length
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Mechanical Control Devices (AREA)
Abstract
Description
Claims (3)
- 외주면에 지지프레임이 고정되어 있는 하우징에 횡으로 설치되어 일측에 원통스프로켓이 고정되어 있는 구동축의 양측에 2개의 베어링을 삽입하여 외측에서 이의 이탈을 방지하기 위한 이탈방지용 키를 체결한 지지체로 구성되어 있는 페달암 유도부재와; 상단부가 내측으로 대략 10도~15도 정도로 절곡한 절곡부를 형성하고 타단부에는 안내레일의 내주면과 접촉되는 구름베어링을 설치하고 내측면에는 상기 구름베어링을 결합하기 위한 가동홈이 형성된 페달암과; 중앙부위를 내측으로 절곡하여 고정브라켓트를 형성하고 구름베어링을 지지하여 상기 페달암의 길이가 가변되도록 직경을 달리하는 안내레일;로 구성된 것을 특징으로 하는 자전거 페달암의 길이 가변장치.
- 제1항에 있어서,상기 안내레일은 진입구간과 연장구간 및 복귀구간으로 구분되며 페달암의 내측단부에 설치된 구름베어링이 연장구간을 통과하면서 최대길이로 연장되도록 한 것을 특징으로 하는 자전거 페달암의 길이 가변장치.
- 제1항에 있어서,상기 페달암 유도부재를 구성하고있는 지지체와 안내레일을 구성하고 있는 가동홈의 양측에는 코일스프링의 양단부를 고정한 것을 특징으로 하는 자전거 페달암의 길이 가변장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990040795A KR100357538B1 (ko) | 1999-09-21 | 1999-09-21 | 자전거 페달암의 길이 가변장치 |
PCT/KR2000/001053 WO2001021473A1 (en) | 1999-09-21 | 2000-09-20 | Length varying device for pedal arms of bicycle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990040795A KR100357538B1 (ko) | 1999-09-21 | 1999-09-21 | 자전거 페달암의 길이 가변장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000000141A KR20000000141A (ko) | 2000-01-15 |
KR100357538B1 true KR100357538B1 (ko) | 2002-10-19 |
Family
ID=19612542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990040795A Expired - Fee Related KR100357538B1 (ko) | 1999-09-21 | 1999-09-21 | 자전거 페달암의 길이 가변장치 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100357538B1 (ko) |
WO (1) | WO2001021473A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100413306B1 (ko) * | 2000-10-18 | 2003-12-31 | 이석균 | 자전거 페달암의 길이가변장치 |
KR100503608B1 (ko) * | 2003-04-25 | 2005-07-26 | 전성민 | 자전거의 페달암 길이 가변장치 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004023091B8 (de) * | 2004-05-05 | 2008-04-30 | Kurt Oehlschlaeger | Tretkurbelantrieb für durch Muskelkraft betriebene Geräte, insbesondere Fahrzeuge und Trainingsgeräte |
CN102358390A (zh) * | 2011-08-04 | 2012-02-22 | 许自力 | 自行车自动伸缩式曲柄 |
KR101705496B1 (ko) * | 2016-10-21 | 2017-02-09 | 강경택 | 자전거 가변 구동장치 |
CN108939417A (zh) * | 2018-10-17 | 2018-12-07 | 刘红霞 | 旋玩器 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5514373A (en) * | 1978-07-18 | 1980-01-31 | Takehiro Chijiwa | Power transmission |
JPS55132371A (en) * | 1979-03-28 | 1980-10-15 | Kiichi Tamura | Device for increasing curved slide crank force of bicycle |
JPS59171778A (ja) * | 1983-03-16 | 1984-09-28 | 畠中 玲一 | 自転車用クランク装置 |
JPH06183387A (ja) * | 1992-09-29 | 1994-07-05 | Chuichi Suzuki | 線状駆動自転車 |
JPH07300089A (ja) * | 1994-05-02 | 1995-11-14 | Chuichi Suzuki | 線及び円運動で駆動する自転車 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3922929A (en) * | 1973-12-12 | 1975-12-02 | John L Marchello | Bicycle pedal crank extender |
US4446754A (en) * | 1979-12-05 | 1984-05-08 | Chattin Jesse R | Pedal telescoping device |
US5636554A (en) * | 1994-03-24 | 1997-06-10 | Amey; Mark A. | Variable length crank arm |
-
1999
- 1999-09-21 KR KR1019990040795A patent/KR100357538B1/ko not_active Expired - Fee Related
-
2000
- 2000-09-20 WO PCT/KR2000/001053 patent/WO2001021473A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5514373A (en) * | 1978-07-18 | 1980-01-31 | Takehiro Chijiwa | Power transmission |
JPS55132371A (en) * | 1979-03-28 | 1980-10-15 | Kiichi Tamura | Device for increasing curved slide crank force of bicycle |
JPS59171778A (ja) * | 1983-03-16 | 1984-09-28 | 畠中 玲一 | 自転車用クランク装置 |
JPH06183387A (ja) * | 1992-09-29 | 1994-07-05 | Chuichi Suzuki | 線状駆動自転車 |
JPH07300089A (ja) * | 1994-05-02 | 1995-11-14 | Chuichi Suzuki | 線及び円運動で駆動する自転車 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100413306B1 (ko) * | 2000-10-18 | 2003-12-31 | 이석균 | 자전거 페달암의 길이가변장치 |
KR100503608B1 (ko) * | 2003-04-25 | 2005-07-26 | 전성민 | 자전거의 페달암 길이 가변장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20000000141A (ko) | 2000-01-15 |
WO2001021473A1 (en) | 2001-03-29 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19990921 |
|
PA0201 | Request for examination | ||
G15R | Request for early publication | ||
PG1501 | Laying open of application |
Comment text: Request for Early Opening Patent event code: PG15011R01I Patent event date: 19991001 |
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E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20020330 Patent event code: PE09021S01D |
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PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20020704 Patent event code: PE09021S01D |
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E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20020930 |
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GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20021008 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20021009 End annual number: 3 Start annual number: 1 |
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PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |