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FR2478013A1 - Dispositif de propulsion pour bicyclettes a deux places et bicyclettes a deux places utilisant ce dispositif - Google Patents

Dispositif de propulsion pour bicyclettes a deux places et bicyclettes a deux places utilisant ce dispositif Download PDF

Info

Publication number
FR2478013A1
FR2478013A1 FR8104777A FR8104777A FR2478013A1 FR 2478013 A1 FR2478013 A1 FR 2478013A1 FR 8104777 A FR8104777 A FR 8104777A FR 8104777 A FR8104777 A FR 8104777A FR 2478013 A1 FR2478013 A1 FR 2478013A1
Authority
FR
France
Prior art keywords
gear
hub
propulsion device
wheel
rotating shaft
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
Application number
FR8104777A
Other languages
English (en)
French (fr)
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.)
Individual
Original Assignee
Individual
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
Priority claimed from IT05132/80A external-priority patent/IT1135999B/it
Priority claimed from IT05133/80A external-priority patent/IT1136000B/it
Application filed by Individual filed Critical Individual
Publication of FR2478013A1 publication Critical patent/FR2478013A1/fr
Pending legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Cycles, And Cycles In General (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
  • Transmission Devices (AREA)
  • Gear Transmission (AREA)
FR8104777A 1980-03-12 1981-03-10 Dispositif de propulsion pour bicyclettes a deux places et bicyclettes a deux places utilisant ce dispositif Pending FR2478013A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT05132/80A IT1135999B (it) 1980-03-12 1980-03-12 Sistema di propulsione per tandem o bicicletta per due persone
IT05133/80A IT1136000B (it) 1980-03-12 1980-03-12 Bicicletta per due persone

Publications (1)

Publication Number Publication Date
FR2478013A1 true FR2478013A1 (fr) 1981-09-18

Family

ID=26325660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8104777A Pending FR2478013A1 (fr) 1980-03-12 1981-03-10 Dispositif de propulsion pour bicyclettes a deux places et bicyclettes a deux places utilisant ce dispositif

Country Status (4)

Country Link
DE (1) DE3108752A1 (es)
ES (1) ES267976Y (es)
FR (1) FR2478013A1 (es)
GB (1) GB2074958A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332539A1 (de) * 1983-09-09 1984-02-23 Helmut Dr. 6601 Scheidt Reichmann Tandem
US4936597A (en) * 1989-04-21 1990-06-26 Hartmann Dirck T Fully enclosed multiple speed drive for a chain driven tandem bicycle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH108628A (de) * 1924-02-01 1925-01-16 Bastian Wilhelm Fahrrad.
GB583871A (en) * 1944-04-12 1947-01-01 James Thomas Bird Velocipedes
GB613291A (en) * 1946-06-17 1948-11-24 James Thomas Bird Velocipedes
FR1514213A (fr) * 1965-12-17 1968-02-23 O M P Ohg Ponti & C S N C E Fl Bicyclette à deux places transformable en bicyclette monoplace

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH108628A (de) * 1924-02-01 1925-01-16 Bastian Wilhelm Fahrrad.
GB583871A (en) * 1944-04-12 1947-01-01 James Thomas Bird Velocipedes
GB613291A (en) * 1946-06-17 1948-11-24 James Thomas Bird Velocipedes
FR1514213A (fr) * 1965-12-17 1968-02-23 O M P Ohg Ponti & C S N C E Fl Bicyclette à deux places transformable en bicyclette monoplace

Also Published As

Publication number Publication date
GB2074958A (en) 1981-11-11
DE3108752A1 (de) 1982-01-14
ES267976Y (es) 1983-12-01
ES267976U (es) 1983-06-01

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