ES480771A1 - Grupo movimiento central para bicicletas. - Google Patents

Grupo movimiento central para bicicletas.

Info

Publication number
ES480771A1
ES480771A1 ES480771A ES480771A ES480771A1 ES 480771 A1 ES480771 A1 ES 480771A1 ES 480771 A ES480771 A ES 480771A ES 480771 A ES480771 A ES 480771A ES 480771 A1 ES480771 A1 ES 480771A1
Authority
ES
Spain
Prior art keywords
pedal crank
bicycle pedal
axle
crank axles
bearings
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
Application number
ES480771A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PEROTTI OFMEGA SNC
Original Assignee
PEROTTI OFMEGA SNC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PEROTTI OFMEGA SNC filed Critical PEROTTI OFMEGA SNC
Publication of ES480771A1 publication Critical patent/ES480771A1/es
Expired legal-status Critical Current

Links

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 SIDECARS, 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

Grupo movimiento central para bicicletas, comprendiendo un perno (2) extendiéndose en eje a una porción tubular solidaria con el cuadro de la bicicleta y sustentando mediante medios de rotación, caracterizado por el hecho de que dicho perno presenta dos cuellos cilíndricos (3) oportunamente distanciados y definidos, hacia el centro del perno, por espaldares de corredera (4), y por el hecho de que dichos medios de rotación para soporte del perno están constituidos por dos cojinetes de esferas (5) poseyendo cada cual un anillo interno (6) coordinado de modo forzado con el correspondiente cuello cilíndrico (3) de dicho perno y apoyándose contradicho espaldar, y un anillo externo (7) provisto de un reborde periférico (7'') que se atornilla sobre una zona ribeteada interna (10) de dicha porción tubular (1)
ES480771A 1978-12-22 1979-05-21 Grupo movimiento central para bicicletas. Expired ES480771A1 (es)

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
ES480771A1 true ES480771A1 (es) 1980-01-16

Family

ID=11120152

Family Applications (1)

Application Number Title Priority Date Filing Date
ES480771A Expired ES480771A1 (es) 1978-12-22 1979-05-21 Grupo movimiento central para bicicletas.

Country Status (6)

Country Link
DE (1) DE2918199A1 (es)
DK (1) DK238179A (es)
ES (1) ES480771A1 (es)
FR (1) FR2444843A1 (es)
GB (1) GB2038249A (es)
IT (1) IT1103503B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD410556S (en) 1997-11-17 1999-06-01 John Manufacturing Ltd. Multi function lantern
USD414576S (en) 1997-12-23 1999-09-28 John Manufacturing Limited Multi-function fluorescent 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
US20190136959A1 (en) * 2017-11-09 2019-05-09 GM Global Technology Operations LLC Locking bearing assembly
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IT7805290A0 (it) 1978-12-22
GB2038249A (en) 1980-07-23
DK238179A (da) 1980-06-23
IT1103503B (it) 1985-10-14
FR2444843A1 (fr) 1980-07-18
DE2918199A1 (de) 1980-07-10

Similar Documents

Publication Publication Date Title
AU621761B2 (en) Wheel bearing for trailer axles
SE358346B (es)
ES479739A2 (es) Perfeccionamientos en aparatos para conservar suelos con aspiracion de polvo.
ES480771A1 (es) Grupo movimiento central para bicicletas.
AU591416B2 (en) Anti-seizing design for circumferentially continuous piston ring
GB1134955A (en) Pedals
GB725214A (en) Improvements in or relating to a sealed wheel mounting
AU638837B2 (en) Self-adjusting wheel bearing assembly
ES2022615B3 (es) Montaje de cojinetes de cuello de cilindro y componente interno del cojinete
GB1308098A (en) Sealing device for roll neck bearings
GB1302654A (es)
JPS5616863A (en) Electrode unit
GB1229389A (es)
FR2454952A1 (fr) Pedalier de cycle
GB928598A (en) Improvements in and relating to cycle bearing assemblies
GB999930A (en) Flat thin pedals for bicycles
EP0340202A3 (en) Sporting device
JPS5972319U (ja) 球形に研削された外輪を有する深溝玉軸受をケ−スに固定する装置
GB796670A (en) Improvements in or relating to free-wheel sprockets for bicycles and the like
GB639643A (en) Self contained ball bearing unit hub
GB708890A (en) Process for mounting ball or roller bearings
GB984075A (en) Improvements in or relating to bearing assemblies
JPS54124403A (en) Method of press fitting and press detaching wheel to and from wheel set
SE9502009D0 (sv) Stehachsensystem für geodätische geräte
JPS5375601A (en) Arrangement for rear-wheel hub of bicycle

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991102