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:
May. 19, 1992
Filed:
Jun. 26, 1991
Applicant:
Inventors:
Assignee:
Atlas Copco Construction and Mining Technique AB, Stockholm, SE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21D / ;
U.S. Cl.
CPC ...
405303 ; 4052591 ;
Abstract
Device for setting a rock bolt. The device is provided with a bolt magazine (6) arranged on a feed beam (1). Rock bolts (8) are transferred from the bolt magazine to the setting position in line with a hole drilled in the rock by means of a swingable arm (9) and displacement of a bolt setting machine (5).
Bjerngren, Jan. (1992). Device for setting a rock bolt (U.S. Patent No. 5114279). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5114279
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile