Patent ID: 7540208

Claim:
A reciprocal force outputting mechanism, comprising a main body and a power component combined therewith; said main body comprising a slide slot and two compression passages communicated with said slot; a slide block being accepted in said slide slot; a rectangular hole being disposed in the middle of said slide block and a row of teeth being disposed at each of two opposite sides of said rectangular hole; a stem being accepted in each of the two compression passages, one end of each stem being combined to one flank side of said slide block; a power output shaft of said power component being passed through a center hole of a gear and pivotally connected to a hole in a base of said main body; said power output shaft being fixedly combined with said gear; said gear being positioned in said rectangular hole, wherein the slide block can be driven to move to and fro to allow said two stems to be moved reciprocally to respectively output a push force if the teeth of said are engaged with one of said two opposite rows of teeth when said power output shaft is driven by said gear to rotate, wherein two first passages, two second passages, a third passage and a fourth passage being further disposed in said base; one end of each first passage being an open end so as to be communicated with a grease outputting mechanism, another end thereof being communicated with one of said two compression passages; one end of each second passage being communicated to one of said two compression passages, another end thereof being communicated with said third passage; said third passage being further communicated with said fourth passage.