Rotary shifter for bicycle

Details Rotary shifter for bicycle Rotary shifter for bicycle

1995-03-21

1996-12-31

Marmor, Charles A.

Machine element or mechanism

Control lever and linkage systems

Multiple controlling elements for single controlled element

74475, 745022, F16C 110, G05G 1100

Patent

active

055883311

ABSTRACT:
This invention relates to a rotary shifter of a bicycle including: a fixing seat mounted on the handlebar of the bicycle; a rotary lever mounted on the fixing seat on an identical shaft axis as the handlebar; a drag member for driving a derailleur cable to enable a derailleur to change gears; a limit member for driving the drag member to engage in linear movement within a specific stroke; a rotary member for being driven by the rotary lever; a screw driving member located on the rotary member for driving the drag member to engage in linear movement along the specific stroke; a locating mechanism for locating the rotary member at an angular position corresponding to each gear of the derailleur; and an over shift device for enabling the drag member to produce extra displacement necessary for over shift of the derailleur to change gears.

REFERENCES:
patent: 1281043 (1918-10-01), Magner
patent: 1511261 (1924-10-01), Brown
patent: 1556411 (1925-10-01), Brown
patent: 1834724 (1931-12-01), Nisbet
patent: 4019402 (1977-04-01), Leonheart
patent: 4744265 (1988-05-01), Nagano

Affiliated with

Also associated with

Rating

Rotary shifter for bicycle does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Rotary shifter for bicycle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Rotary shifter for bicycle will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1134545