B - Operations – Transporting – 23 – Q
Patent
B - Operations, Transporting
23
Q
269/12
B23Q 1/00 (2006.01) B25B 5/00 (2006.01) B25B 5/06 (2006.01) B25B 5/16 (2006.01) E04F 21/22 (2006.01)
Patent
CA 1247156
21 TIGHTENING AND CLAMPING DEVICE ABSTRACT OF THE DISCLOSURE A device for tightening joints of a wooden type includes a first force transmitting structure and a second force transmitting structure with an assembly for applying force connected therebetween. The force transmitting structure includes a rigid member having a front end portion, a rear end portion and an elongated penetrating portion extending away from the rear end portion. The penetrating portion has a sharpened end and a force applying surface which extends between the sharpened end and the rear end portion. The rear end portion has a striking surface for receiving a hammer blow, a stop surface for limiting the penetration of the penetrating portion into the member, and a lifting surface for applying a lever force to lift the structure from the member. The front end portion has force transmitting surface which couples to the force applying assembly, and an abutment surface for limiting movement of the front and as a result of the force transmittal.
541065
Gowling Lafleur Henderson Llp
Varkala Christian J.
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