FR1017246A - New gear change for cycles by reduction on the crank axle - Google Patents
New gear change for cycles by reduction on the crank axleInfo
- Publication number
- FR1017246A FR1017246A FR1017246DA FR1017246A FR 1017246 A FR1017246 A FR 1017246A FR 1017246D A FR1017246D A FR 1017246DA FR 1017246 A FR1017246 A FR 1017246A
- Authority
- FR
- France
- Prior art keywords
- cycles
- reduction
- gear change
- crank axle
- new gear
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
-
- 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
- B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
- B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
- B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1017246T | 1950-03-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1017246A true FR1017246A (en) | 1952-12-04 |
Family
ID=9574353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1017246D Expired FR1017246A (en) | 1950-03-21 | 1950-03-21 | New gear change for cycles by reduction on the crank axle |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1017246A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005116483A1 (en) * | 2004-05-27 | 2005-12-08 | Paolo Nardelli | Hypocycloidal gearwheel for modifying an angular speed between two shafts and a bicycle provided with said hypocycloidal gearwheel |
DE102013208220A1 (en) * | 2013-05-06 | 2014-11-06 | Robert Bosch Gmbh | Switching arrangement for an electrically operated bicycle and two-wheeler |
DE102013212898A1 (en) * | 2013-07-02 | 2015-01-08 | Robert Bosch Gmbh | Drive device for an electric two-wheeler |
-
1950
- 1950-03-21 FR FR1017246D patent/FR1017246A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005116483A1 (en) * | 2004-05-27 | 2005-12-08 | Paolo Nardelli | Hypocycloidal gearwheel for modifying an angular speed between two shafts and a bicycle provided with said hypocycloidal gearwheel |
US7963878B2 (en) | 2004-05-27 | 2011-06-21 | Paolo Nardelli | Hypocycloidal gear train for varying the speed between two shafts and a bicycle having such a hypocycloidal gear train |
DE102013208220A1 (en) * | 2013-05-06 | 2014-11-06 | Robert Bosch Gmbh | Switching arrangement for an electrically operated bicycle and two-wheeler |
DE102013212898A1 (en) * | 2013-07-02 | 2015-01-08 | Robert Bosch Gmbh | Drive device for an electric two-wheeler |
DE102013212898B4 (en) | 2013-07-02 | 2023-11-02 | Robert Bosch Gmbh | Drive device for an electric two-wheeler |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1056120A (en) | Advanced power transmission mechanism for vehicles | |
FR1017246A (en) | New gear change for cycles by reduction on the crank axle | |
FR1050393A (en) | Garbage vehicle | |
FR1022084A (en) | Brake device for bicycle | |
FR1018188A (en) | Folding fenders for bicycles | |
FR1026080A (en) | Gear derailleur for cycles | |
FR995794A (en) | Improvement in gear changes for cycles by derailing the chain | |
FR1025338A (en) | Children's park | |
FR1024930A (en) | Vehicle axle | |
FR1031626A (en) | Shifting for cycles eliminating the derailleur | |
FR1031733A (en) | Transmission device for bicycle auxiliary motor | |
FR1019667A (en) | New triqueballle eliminating the overhang on the axles by the use of forks | |
FR1016060A (en) | Reducer crankset for bicycle | |
FR1028980A (en) | New accessory for brake mounted on cycle hubs | |
FR968679A (en) | Gear shift mechanism for bicycles and the like | |
CH253867A (en) | Landing gear retraction device. | |
FR919162A (en) | Bicycle crank key, for fixing the arms to the axle | |
FR1024142A (en) | Handlebars for bicycles | |
FR1026598A (en) | Automatic derailleur for cycles | |
FR1050279A (en) | Braking device for aircraft wheels | |
FR1034067A (en) | Landing gear cylinder | |
FR1009456A (en) | Device for machining toothed wheels by generation | |
FR1014109A (en) | Advanced hubs for cycles | |
FR1166418A (en) | Axle adjustment mechanism | |
FR1023197A (en) | Motorcycle chassis |