The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 1976
Filed:
Oct. 24, 1974
Applicant:
Inventor:
Reinhold Stroezel, Leinfelden-Oberaichen, DT;
Assignee:
Robert Bosch G.m.b.H., Stuttgart, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318337 ; 318434 ;
Abstract
An electric motor of the tool has a drive shaft and in turn drives an output shaft by means of a gear transmission. A mechanical arrangement senses the torque of the drive shaft of the motor and varies the supply of electrical energy to the motor in dependence upon changes in the torque.