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:
Oct. 11, 1988
Filed:
Mar. 03, 1987
Applicant:
Inventor:
Gordon B Dawson, Bawtry, Nr. Doncaster, GB;
Assignee:
B.M.D. Limited, Bedfordshire, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21C / ;
U.S. Cl.
CPC ...
299-1 ; 299 34 ; 299 43 ;
Abstract
A cutting machine including a base, a cutter movably mounted on the base, and a drive for moving the cutter reciprocably along the base to carry out a cutting operation. The cutter height relative to the base is alterable by a ram and the base includes a controller for controlling the height of the cutter to set a desired height of the cutter relative to the base as the cutter passes the controller.