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. 28, 1991
Filed:
May. 30, 1990
Katsunobu Kishi, Tokyo, JP;
Nitto Kohki Co., Ltd., Tokyo, JP;
Abstract
A portable chamfering tool comprises a casing; a rotating shaft projected from one end of the casing; a ring-shaped connector arranged on the outer circumference of the rotating shaft, and having a ring-shaped groove formed on the outer circumference of the ring-shaped connector; a ring-shaped boss attached to the outer circumference of the ring-shaped connector so as to freely move in the axial direction of the connector; a guide plate attached to the ring-shaped boss; adjusting and fixing rings screwed onto the ring-shaped boss, the adjusting ring having a recess formed at the upper portion thereof; a connecting plate movably arranged in the recess of the adjusting ring and urged to the center of the ring-shaped connector to engage the ring-shaped groove on the outer circumference of the ring-shaped connector; a cutter chip fixed to the rotating shaft, which passes through the ring-shaped boss, with a part of it projected downward from the underside of the guide plate, and a guide attached to the rotating shaft and contactable with a side of a matter to be processed.