Patent · US Active

Hand power tool device

US9511490B2 · kind B2 · utility

0Cited by

9References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andre Ullrich · Echterdingen, DE
Holger Ruebsaamen · Stuttgart, DE

Key dates

Filing date	Jan 25, 2013
Grant date	Dec 6, 2016
Priority date	—
Expiry date	Apr 18, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49826
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A hand power tool device includes at least one drive unit, which has at least one drive shaft. The hand power tool device also includes at least one transmission unit which has at least one transmission element that is directly connected to the drive shaft. The hand power tool device also includes at least one cooling unit which has a fan element. The fan element is at least substantially directly connected to the at least one transmission element of the at least one transmission unit.

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