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:
Dec. 23, 1980
Filed:
Nov. 28, 1978
Applicant:
Inventor:
George C Derbyshire, Sheffield, GB;
Assignee:
The Jabobs Manufacturing Company, Ltd., Sheffield, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ; B23B / ;
U.S. Cl.
CPC ...
408124 ; 4082 / ; 408712 ;
Abstract
A breast drill including a casing of elongate hollow form containing gearing for transmitting drive to a drill chuck, and a grip handle connected to the casing and capable of angular adjustment around the casing so that it can be located at a required position in relation to the position of a crank handle which can be turned to transmit drive to the chuck.