Patent ID: 6095010
Filing Date: 2000-08-01
Classification: B62K,B62M,Y10T

Abstract:
A gearshift for bicycle gears, comprising:a housing;an operating part rotatably mounted in the housing for rotation about a stationary central axis and having a take-up groove for receiving a gear-shifting cable, said operating part including a tooth mechanism and a latch configured to cooperate with said tooth mechanism for winding the gear-shifting cable;an operating lever connected to the operating part and arranged so as to be rotatable about the stationary central axis for controlling the operating part in the housing; anda release-and-hold mechanism connected to said operating part, including:a first latching disk having a first latching segment formed at an outer circumferential edge of said first latching disk;a second latching disk spaced from said first latching disk and having a second latching segment formed at an outer circumferential edge of said second latching disk;a release lever connected to said latch of said operating part and pivotably mounted at the housing for rotation about a second rotational axis arranged substantially perpendicular to the stationary central axis; anda first latching lug and a second latching lug configured to engage with said first and said second latching segment respectively, said first and said second latching lugs being arranged on said release lever such that alternating pivotal movement of said release lever causes said first and said second latching lugs to alternately engage with corresponding said first and said second latching segment.