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. 05, 2022
Filed:
May. 15, 2020
Bettcher Industries, Inc., Birmingham, OH (US);
Robert Miller, Elyria, OH (US);
Bernard J. Esarey, Lorain, OH (US);
Bettcher Industries, Inc., Birmingham, OH (US);
Abstract
A power operated scribe saw including a head assembly affixed to a handle assembly. The head assembly includes a frame body, a drive train and a cutting blade. The drive train includes a worm driveshaft and worm rotating about a longitudinal axis of rotation and a blade driveshaft and worm gear rotating about a transverse axis of rotation, the cutting blade rotating with the blade driveshaft. The frame body includes a longitudinal throughbore and a transversely extending recess extending into a first side wall, the throughbore including a seating surface. A worm driveshaft support assembly supports the worm driveshaft for rotation and includes a first bearing engaging the worm drive shaft between the distal end of the worm driveshaft and the worm and a second bearing on the seating surface of the throughbore and engaging the worm drive shaft between the proximal end of the driveshaft and the worm.