IT1074256B - Manovellismo di azionamento per biciclette - Google Patents
Manovellismo di azionamento per bicicletteInfo
- Publication number
- IT1074256B IT1074256B IT7668934A IT6893476A IT1074256B IT 1074256 B IT1074256 B IT 1074256B IT 7668934 A IT7668934 A IT 7668934A IT 6893476 A IT6893476 A IT 6893476A IT 1074256 B IT1074256 B IT 1074256B
- Authority
- IT
- Italy
- Prior art keywords
- bicycles
- drive crank
- crank
- drive
- Prior art date
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/24—Freewheels or freewheel clutches specially adapted for cycles
- F16D41/30—Freewheels or freewheel clutches specially adapted for cycles with hinged pawl co-operating with teeth, cogs, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K19/00—Cycle frames
- B62K19/30—Frame parts shaped to receive other cycle parts or accessories
- B62K19/34—Bottom brackets
-
- 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
- B62M3/003—Combination of crank axles and bearings housed in the bottom bracket
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Transmission Devices (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10778275U JPS5341250Y2 (it) | 1975-08-01 | 1975-08-01 | |
JP15920475U JPS5352219Y2 (it) | 1975-11-21 | 1975-11-21 | |
JP15920575U JPS5352220Y2 (it) | 1975-11-21 | 1975-11-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1074256B true IT1074256B (it) | 1985-04-20 |
Family
ID=27311071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7668934A IT1074256B (it) | 1975-08-01 | 1976-07-30 | Manovellismo di azionamento per biciclette |
Country Status (5)
Country | Link |
---|---|
US (1) | US4183262A (it) |
DE (1) | DE2633939C2 (it) |
FR (1) | FR2319820A1 (it) |
GB (1) | GB1561698A (it) |
IT (1) | IT1074256B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE419960B (sv) * | 1979-12-27 | 1981-09-07 | Dieter Herbert | Anordning for att variera pedalvevslengden hos en cykel |
WO1982000984A1 (en) * | 1980-09-15 | 1982-04-01 | Corp Daniel | Bicycle transmission |
US4571219A (en) * | 1980-09-15 | 1986-02-18 | Daniel Corporation | Bicycle transmission |
US4602524A (en) * | 1984-11-19 | 1986-07-29 | General Signal Corporation | Method of manufacturing bicycle chain drives |
US4840084A (en) * | 1987-12-17 | 1989-06-20 | Durham Roger O | Freewheel mechanism for bicycles |
GB8800365D0 (en) * | 1988-01-08 | 1988-02-10 | Lew Ways Ltd | Pedal drive systems |
DE4025708A1 (de) * | 1990-08-14 | 1992-02-20 | Fichtel & Sachs Ag | Anordnung von gesperreklinken in fahrradnaben |
US5426997A (en) * | 1993-06-28 | 1995-06-27 | Brion; Donald G. | Bicycle chain drive assembly |
US5553510A (en) * | 1995-02-27 | 1996-09-10 | Balhorn; Alan C. | Multi-speed transmission |
US5975266A (en) * | 1996-02-21 | 1999-11-02 | Balhorn; Alan C. | Multi-speed transmission |
US6821236B2 (en) * | 2002-02-01 | 2004-11-23 | Shih Chuan Liang | Exerciser having a solid driving structure |
US20040173049A1 (en) * | 2003-03-04 | 2004-09-09 | Jun-Cheng Chen | Transmission mechanism of child bicycle |
FR2885112B1 (fr) * | 2005-04-27 | 2009-01-30 | Claude Gregoire | Dispositif de transmission de mouvement de pedalage sur des cycles pour deplacement ou entrainement |
US10093389B2 (en) * | 2016-11-16 | 2018-10-09 | Shimano Inc. | Bicycle front sprocket, bicycle crank assembly, and bicycle drive train |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE266637C (it) * | ||||
BE430027A (it) * | ||||
BE423497A (it) * | ||||
US624635A (en) * | 1899-05-09 | Velocipede | ||
US506105A (en) * | 1893-10-03 | Bicycle | ||
BE413094A (it) * | ||||
US643349A (en) * | 1895-11-18 | 1900-02-13 | William H Fauber | Bicycle crank-shaft. |
CH17923A (fr) * | 1898-09-30 | 1899-09-30 | Louis Lefebvre | Pédalier pour vélocipèdes |
GB189904599A (en) * | 1899-03-02 | 1899-04-08 | Gomer Phillip Jones | Improvements in and relating to Divided Crank-axles. |
GB173085A (en) * | 1920-10-01 | 1921-12-29 | Alfred Charles Blackmore | Improvements in or connected with motor attachments for velocipedes, cycles and like vehicles |
FR810283A (fr) * | 1935-12-06 | 1937-03-18 | Dispositif de roue libre double pour tandems | |
US2211548A (en) * | 1938-09-21 | 1940-08-13 | Frank W Schwinn | Freewheeling hub |
US2257401A (en) * | 1939-08-02 | 1941-09-30 | Frank W Schwinn | Crank bearing for bicycles |
FR977791A (fr) * | 1942-11-13 | 1951-04-05 | Cycle à moteur auxiliaire | |
GB681509A (en) * | 1950-10-25 | 1952-10-22 | William Robson | Improvements relating to free-wheel mechanism for bicycles and the like |
GB1090410A (en) * | 1965-05-29 | 1967-11-08 | Raleigh Industries Ltd | Epicyclic change speed gear hubs |
US3377883A (en) * | 1965-07-16 | 1968-04-16 | Thun Alfred | Pedal |
US3492883A (en) * | 1967-12-14 | 1970-02-03 | Tetsuo Maeda | Driving chain gear of a bicycle |
DE1752015B2 (de) * | 1968-03-21 | 1973-10-31 | Alfred Thun & Co. Gmbh, 5828 Ennepetal | Verfahren zur Herstellung einer Tretkurbel für Fahrrader |
US3835729A (en) * | 1971-11-27 | 1974-09-17 | Shimano Industrial Co | Means for preventing driving chain from coming off multi-speed transmission front gear for bicycle |
-
1976
- 1976-07-19 US US05/706,373 patent/US4183262A/en not_active Expired - Lifetime
- 1976-07-26 GB GB31014/76A patent/GB1561698A/en not_active Expired
- 1976-07-28 DE DE2633939A patent/DE2633939C2/de not_active Expired
- 1976-07-30 FR FR7623485A patent/FR2319820A1/fr active Granted
- 1976-07-30 IT IT7668934A patent/IT1074256B/it active
Also Published As
Publication number | Publication date |
---|---|
DE2633939C2 (de) | 1985-11-14 |
US4183262A (en) | 1980-01-15 |
DE2633939A1 (de) | 1977-02-17 |
FR2319820B1 (it) | 1979-08-10 |
GB1561698A (en) | 1980-02-27 |
FR2319820A1 (fr) | 1977-02-25 |
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