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:
Jul. 18, 1989
Filed:
Apr. 07, 1988
Robert E Johnson, West Vancouver, CA;
William R Dinsmore, Burnaby, CA;
Christopher I Hunt, Vancouver, CA;
Powertech Labs Inc., Surrey, CA;
Abstract
An apparatus for fastening an injection capsule having a fastening screw to a tree or woody plant comprising a rotatable shaft supported in a bearing member. The rotatable shaft extends through the bearing member into a cavity for holding and aligning an injection capsule where the shaft is formed into a driving member. The shaft is connected to a power source to rotate the shaft, whereby the driving member engages the fastening screw of the capsule and, upon rotation of the rotatable shaft, the fastening screw is rotatably driven into the tree or woody plant to fasten the injection capsule thereto.