FR2295867A1 - Plateau dente elliptique pour cycles - Google Patents
Plateau dente elliptique pour cyclesInfo
- Publication number
- FR2295867A1 FR2295867A1 FR7442984A FR7442984A FR2295867A1 FR 2295867 A1 FR2295867 A1 FR 2295867A1 FR 7442984 A FR7442984 A FR 7442984A FR 7442984 A FR7442984 A FR 7442984A FR 2295867 A1 FR2295867 A1 FR 2295867A1
- Authority
- FR
- France
- Prior art keywords
- pedal
- sprocket
- elliptical
- line
- minor axis
- 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.)
- Granted
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
- B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven 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
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M2009/002—Non-circular chain rings or sprockets
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7442984A FR2295867A1 (fr) | 1974-12-27 | 1974-12-27 | Plateau dente elliptique pour cycles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7442984A FR2295867A1 (fr) | 1974-12-27 | 1974-12-27 | Plateau dente elliptique pour cycles |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2295867A1 true FR2295867A1 (fr) | 1976-07-23 |
FR2295867B3 FR2295867B3 (fr) | 1977-09-23 |
Family
ID=9146683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7442984A Granted FR2295867A1 (fr) | 1974-12-27 | 1974-12-27 | Plateau dente elliptique pour cycles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2295867A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4193324A (en) * | 1977-12-27 | 1980-03-18 | Clint, Inc. | Bicycle sprocket drive apparatus with elliptical pedal path |
WO2012010257A1 (fr) * | 2010-07-23 | 2012-01-26 | Rotor Componentes Tecnológicos S.L. | Fixation d'un plateau ovoïde |
WO2013104663A1 (fr) | 2012-01-11 | 2013-07-18 | Rotor Componentes Tecnológicos S.L | Amélioration de croisillon pour bras de manivelle pour fixer des plateaux ovoïdes de pédalier |
-
1974
- 1974-12-27 FR FR7442984A patent/FR2295867A1/fr active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4193324A (en) * | 1977-12-27 | 1980-03-18 | Clint, Inc. | Bicycle sprocket drive apparatus with elliptical pedal path |
WO2012010257A1 (fr) * | 2010-07-23 | 2012-01-26 | Rotor Componentes Tecnológicos S.L. | Fixation d'un plateau ovoïde |
US9005062B2 (en) | 2010-07-23 | 2015-04-14 | Rotor Componentes Technologicos S.L. | Attachment of an ovoid chainring |
WO2013104663A1 (fr) | 2012-01-11 | 2013-07-18 | Rotor Componentes Tecnológicos S.L | Amélioration de croisillon pour bras de manivelle pour fixer des plateaux ovoïdes de pédalier |
Also Published As
Publication number | Publication date |
---|---|
FR2295867B3 (fr) | 1977-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |