Patent · US Active

Motorcycle clutch

US7954617B2 · kind B2 · utility

0Cited by

3References

15Claims

0Family size

Assignee

Hoerbiger Antriebstechnik Holding GmbH · BE

Inventors

Ahmed Sayhoun · Weilheim, DE
Falk Nickel · Buchloe, DE
Georg Ruprecht · Biessenhofen, DE

Key dates

Filing date	Feb 5, 2008
Grant date	Jun 7, 2011
Priority date	—
Expiry date	Dec 13, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16D2500/7041
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A motorcycle clutch for a drive connection between an engine and a transmission of a motorcycle is provided, and is some embodiments includes a manually operable clutch lever, engaging inner and outer disks, and a disengaging mechanism operable by means of the clutch lever for a pressure body which is spring-loaded by at least one clutch spring assembly for pressurization of the inner and outer disks, wherein a servo mechanism for reducing the operating force of the clutch lever is provided, the servo mechanism being effectively connected to the intake section of the engine and utilizing the negative intake pressure in the intake section to build up a servo force acting against the direction of the spring load of the clutch spring assembly.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.