GB270004A - Improvements in driving gear for bicycles - Google Patents

Improvements in driving gear for bicycles

Info

Publication number
GB270004A
GB270004A GB306326A GB306326A GB270004A GB 270004 A GB270004 A GB 270004A GB 306326 A GB306326 A GB 306326A GB 306326 A GB306326 A GB 306326A GB 270004 A GB270004 A GB 270004A
Authority
GB
United Kingdom
Prior art keywords
chain
bicycles
driving gear
chain wheel
wheel
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
GB306326A
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
Application filed by Individual filed Critical Individual
Priority to GB306326A priority Critical patent/GB270004A/en
Publication of GB270004A publication Critical patent/GB270004A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

270,004. Burridge, J. H. Feb. 3, 1926. No Patent granted (Sealing fee not paid). Chain and like gearing, non-variable speed.- A chain wheel d with pedal crank f is rotatably mounted on each end of a fixed spindle a carried in the bottom bracket of the cycle frame, and a separate chain takes the drive from each chain wheel to a sprocket on the back wheel. A ball or roller bearing e may be interposed between each chain wheel and the spindle a.
GB306326A 1926-02-03 1926-02-03 Improvements in driving gear for bicycles Expired GB270004A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB306326A GB270004A (en) 1926-02-03 1926-02-03 Improvements in driving gear for bicycles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB306326A GB270004A (en) 1926-02-03 1926-02-03 Improvements in driving gear for bicycles

Publications (1)

Publication Number Publication Date
GB270004A true GB270004A (en) 1927-05-03

Family

ID=9751273

Family Applications (1)

Application Number Title Priority Date Filing Date
GB306326A Expired GB270004A (en) 1926-02-03 1926-02-03 Improvements in driving gear for bicycles

Country Status (1)

Country Link
GB (1) GB270004A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698604A1 (en) * 1992-11-27 1994-06-03 Te Dunne Rene Additional bicycle drive chain - comprises chains connecting pedal plates to left and right hand threaded cog wheels
CN111776126A (en) * 2020-08-05 2020-10-16 杨浦根 Bicycle drive device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698604A1 (en) * 1992-11-27 1994-06-03 Te Dunne Rene Additional bicycle drive chain - comprises chains connecting pedal plates to left and right hand threaded cog wheels
CN111776126A (en) * 2020-08-05 2020-10-16 杨浦根 Bicycle drive device

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