Patent ID: 7114259
Filing Date: 2006-10-03
Classification: B23D,Y10T

Abstract:
1. A reciprocating saw comprising: a housing; a plunger in the housing for exteriorly mounting a saw blade; a driving gear connected to a driving mechanism; a first eccentric shaft and a second eccentric shaft disposed on the driving gear; a link member, having a rear end portion and a front end portion, the rear end portion connected to the first eccentric shaft and the front end portion pivotally connected to a rear end portion of the plunger; a pushing member having a rear end portion rotatably connected to the second eccentric shaft; a lifting member pivotally connected to the housing, characterized in that: the lifting member contacts a front end portion of the pushing member and a sleeve bearing disposed on a rear end portion of the plunger, wherein an angle formed between lines through a central axis of the first eccentric shaft, a central axis of the driving gear and a central axis of the second eccentric shaft is obtuse, wherein the lines lie in a plane which is perpendicular to the first eccentric shaft.