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Torsion Bar Counterbalance Mechanism Disclosure Number: IPCOM000042804D
Original Publication Date: 1984-Jun-01
Included in the Prior Art Database: 2005-Feb-04

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Kimura, H [+details]


The present structure provides a torsion bar counterbalance mechanism for hinged machine cover 10 (Fig. 1) with respect to machine frame 11 wherein free ends 12 of torsion bars 13 are slidably mounted to a brake mechanism. Fixed ends 14 of the torsion bars 13 are secured to a mounting bracket 15 which is attached to the cover 10. Each brake mechanism includes a slide member 16, a guide member 17 and a plate 18 (Fig. 2). The free end 12 of each torsion bar 13 is rotatably inserted into a hole of the slide member 16 and retained in the hole by retainers 19. The plate 18 and the guide member 17 are provided with blind-through holes 20, and are secured by screws to the machine frame 11 to slidably mount the slider member 16 therebetween.