FR565010A - Safety device for chains of bicycles, motorcycles, etc. - Google Patents

Safety device for chains of bicycles, motorcycles, etc.

Info

Publication number
FR565010A
FR565010A FR565010DA FR565010A FR 565010 A FR565010 A FR 565010A FR 565010D A FR565010D A FR 565010DA FR 565010 A FR565010 A FR 565010A
Authority
FR
France
Prior art keywords
motorcycles
bicycles
chains
safety device
safety
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
Other languages
French (fr)
Inventor
Albert Laurent
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 filed Critical
Application granted granted Critical
Publication of FR565010A publication Critical patent/FR565010A/en
Expired 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
    • B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
    • B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR565010D 1923-04-11 1923-04-11 Safety device for chains of bicycles, motorcycles, etc. Expired FR565010A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR565010T 1923-04-11

Publications (1)

Publication Number Publication Date
FR565010A true FR565010A (en) 1924-01-17

Family

ID=8946159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR565010D Expired FR565010A (en) 1923-04-11 1923-04-11 Safety device for chains of bicycles, motorcycles, etc.

Country Status (1)

Country Link
FR (1) FR565010A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630348A (en) * 1946-11-19 1953-03-03 Whizzer Motor Company Inc Driving pulley
EP0144984A2 (en) * 1983-12-12 1985-06-19 Jiri Krampera Chain-shifting gear-change for a bicycle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630348A (en) * 1946-11-19 1953-03-03 Whizzer Motor Company Inc Driving pulley
EP0144984A2 (en) * 1983-12-12 1985-06-19 Jiri Krampera Chain-shifting gear-change for a bicycle
EP0144984A3 (en) * 1983-12-12 1986-06-04 Jiri Krampera Chain-shifting gear-change for a bicycle

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