FR2444843A1 - Groupe de mouvement central pour bicyclettes - Google Patents
Groupe de mouvement central pour bicyclettesInfo
- Publication number
- FR2444843A1 FR2444843A1 FR7914972A FR7914972A FR2444843A1 FR 2444843 A1 FR2444843 A1 FR 2444843A1 FR 7914972 A FR7914972 A FR 7914972A FR 7914972 A FR7914972 A FR 7914972A FR 2444843 A1 FR2444843 A1 FR 2444843A1
- Authority
- FR
- France
- Prior art keywords
- axis
- bicycles
- movement group
- central movement
- tubular part
- 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
- 210000003739 neck Anatomy 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 230000000284 resting effect Effects 0.000 abstract 1
Classifications
-
- 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
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/586—Details of specific parts of races outside the space between the races, e.g. end faces or bore of inner ring
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/20—Land vehicles
- F16C2326/28—Bicycle propulsion, e.g. crankshaft and its support
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/067—Fixing them in a housing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Steering Devices For Bicycles And Motorcycles (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
L'invention concerne un groupe de mouvement central. Il comprend un axe 2 coaxial à une partie tubulaire solidaire du cadre et supporté par deux roulements à billes 5, l'axe présente deux cols cylindriques 3 convenablement espacés et définis vers le centre de l'axe par des épaulements 4, chaque roulement 5 comporte une bague intérieure 6 adaptée de façon forcée au col correspondant 3 de l'axe et s'appuyant contre l'épaulement et une bague extérieure 7 ponant un filetage periphérique 7' qui se visse sur une zone à filetage intérieur 10 de la partie tubulaire 1. L'invention s'applique aux bicyclettes.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT05290/78A IT1103503B (it) | 1978-12-22 | 1978-12-22 | Gruppo movimento centrale per biciclette |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2444843A1 true FR2444843A1 (fr) | 1980-07-18 |
Family
ID=11120152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7914972A Pending FR2444843A1 (fr) | 1978-12-22 | 1979-06-12 | Groupe de mouvement central pour bicyclettes |
Country Status (6)
Country | Link |
---|---|
DE (1) | DE2918199A1 (fr) |
DK (1) | DK238179A (fr) |
ES (1) | ES480771A1 (fr) |
FR (1) | FR2444843A1 (fr) |
GB (1) | GB2038249A (fr) |
IT (1) | IT1103503B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018127701A1 (de) * | 2017-11-09 | 2019-05-09 | GM Global Technology Operations LLC | Verriegelungs-Lagerbaugruppe |
CN113719531A (zh) * | 2021-09-01 | 2021-11-30 | 珠海格力电器股份有限公司 | 圆锥滚子轴承、rv减速器、机器人 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD410556S (en) | 1997-11-17 | 1999-06-01 | John Manufacturing Ltd. | Multi function lantern |
CN102062151A (zh) * | 2010-12-01 | 2011-05-18 | 吴江市金茂五金有限公司 | 一种螺纹轴承及其装配方法 |
DE102016209361B4 (de) * | 2016-05-31 | 2022-03-10 | Schaeffler Technologies AG & Co. KG | Tretlager für ein Fahrrad |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB145153A (en) * | 1919-03-25 | 1920-06-25 | Louis Beaton Mcdonald | Improvements in or connected with ball bearings |
GB615255A (en) * | 1946-05-03 | 1949-01-04 | Jameson Aero Engines Ltd | Improvements in reduction gear arrangements for the propeller drive of aircraft |
FR1013184A (fr) * | 1950-02-23 | 1952-07-23 | Perfectionnements aux systèmes de roulements pour cycles | |
FR1252564A (fr) * | 1960-04-02 | 1961-01-27 | Perfectionnements aux pédaliers de cycles | |
US3903754A (en) * | 1974-06-07 | 1975-09-09 | Pino International Ltd | Bicycle crank hub assembly |
FR2329504A1 (fr) * | 1975-10-30 | 1977-05-27 | Roulements Soc Nouvelle | Moyeu de pedalier pour cycles |
-
1978
- 1978-12-22 IT IT05290/78A patent/IT1103503B/it active
-
1979
- 1979-05-05 DE DE19792918199 patent/DE2918199A1/de not_active Withdrawn
- 1979-05-21 ES ES480771A patent/ES480771A1/es not_active Expired
- 1979-05-31 GB GB7919071A patent/GB2038249A/en not_active Withdrawn
- 1979-06-08 DK DK238179A patent/DK238179A/da not_active Application Discontinuation
- 1979-06-12 FR FR7914972A patent/FR2444843A1/fr active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB145153A (en) * | 1919-03-25 | 1920-06-25 | Louis Beaton Mcdonald | Improvements in or connected with ball bearings |
GB615255A (en) * | 1946-05-03 | 1949-01-04 | Jameson Aero Engines Ltd | Improvements in reduction gear arrangements for the propeller drive of aircraft |
FR1013184A (fr) * | 1950-02-23 | 1952-07-23 | Perfectionnements aux systèmes de roulements pour cycles | |
FR1252564A (fr) * | 1960-04-02 | 1961-01-27 | Perfectionnements aux pédaliers de cycles | |
US3903754A (en) * | 1974-06-07 | 1975-09-09 | Pino International Ltd | Bicycle crank hub assembly |
FR2329504A1 (fr) * | 1975-10-30 | 1977-05-27 | Roulements Soc Nouvelle | Moyeu de pedalier pour cycles |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018127701A1 (de) * | 2017-11-09 | 2019-05-09 | GM Global Technology Operations LLC | Verriegelungs-Lagerbaugruppe |
CN113719531A (zh) * | 2021-09-01 | 2021-11-30 | 珠海格力电器股份有限公司 | 圆锥滚子轴承、rv减速器、机器人 |
Also Published As
Publication number | Publication date |
---|---|
GB2038249A (en) | 1980-07-23 |
IT7805290A0 (it) | 1978-12-22 |
DE2918199A1 (de) | 1980-07-10 |
ES480771A1 (es) | 1980-01-16 |
IT1103503B (it) | 1985-10-14 |
DK238179A (da) | 1980-06-23 |
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