G - Physics
09
F
G09F 17/00 (2006.01) E04H 12/22 (2006.01) G09F 7/18 (2006.01)
Patent
CA 2366213
In general, the invention consists of a staff holder that includes a supporting base, a vertical post attached to the supporting base and a hand actuated chuck at the top of the post. The chuck includes an inner ring fixed to the post, a plurality of gripping jaws supported in the ring for transverse movement relative to the central vertical axis of the past, an outer ring mounted on the inner ring for rotation about the vertical axis of the post and a camming mechanism for causing the gripping jaws to move transversely relative to the inner ring upon manual rotation of the outer ring. More specifically, the post of the holder is removably connected to the base.
Berthiaume Edmond R.
Riches Mckenzie & Herbert Llp
LandOfFree
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