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:
Dec. 04, 2018
Filed:
Oct. 31, 2016
Nanjing Chervon Industry Co., Ltd., Nanjing, CN;
Robert Doumani, Hoffman Estates, IL (US);
Nanjing Chervon Indusrty Co., Ltd., Nanjing, CN;
Abstract
In accordance with one embodiment, a reciprocating saw includes a housing, a spindle shaft configured to reciprocate within the housing, the spindle shaft including a plurality of first grooves extending along an axis of the spindle shaft, a locking bushing including an internal bore, the locking bushing supported by the housing such that the plurality of first grooves is at least partially located within the internal bore, the locking bushing including a plurality of axially extending grooves within the internal bore, each of the plurality of axially extending grooves aligned with a respective one of the plurality of first grooves, and a plurality of first ball bearings, each of the plurality of first ball bearings positioned at least partially within a respective one of the plurality of axially extending grooves and the aligned respective one of the plurality of first grooves.