Patent · US Active

Transmission device

US8176994B2 · kind B2 · utility

2Cited by

7References

15Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andre Ullrich · Echterdingen, DE
Tobias Herr · Stuttgart, DE

Key dates

Filing date	Jan 29, 2008
Grant date	May 15, 2012
Priority date	—
Expiry date	Jun 26, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/19651
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

The invention relates to a gearbox device, in particular, for a hammer drill or chisel, with a torque transmission mechanism, which has a first torque transmitting region for transmission of a torque to a first component and at least one second torque transmitting region for transmitting a torque to a second component. According to the invention, the first torque transmitting region and the second torque transmitting region at least partly have a corresponding partial contour for transmitting the torques.

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