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US 4,053,213 AGranted
Support for an ophthalmic instrument
AssigneeBausch & Lomb Incorporated
InventorDonn E. Stevens
Life of this patent
Estimating the term…
Abstract
An ophthalmic instrument support is provided for supporting a container enclosing a portion of the ophthalmic instrument. The support includes a base, movable support apparatus and control apparatus for controlling the positioning of the movable support apparatus relative to the fixed support apparatus. The movable support apparatus permits pivotal movement of the container relative to the base when activated and inactivated by control apparatus.
Claims3
An ophthalmic instrument support apparatus, comprising:
- container means for enclosing a portion of the ophthalmic instrument;
- a base;
- movable support means for pivotally moving said container means relative to said base;
- braking means for selectively permitting pivotal movement of said fixed support means relative to said movable support means, having alternatively disposed first and second series of plates, a solenoid with a movable core, a Vee-shaped member attached to the core with the sides of the member extending over the alternatively disposed first and second series of plates, and a clamp member attached to the outermost series of plates and between the sides of the Vee-shaped member;
- and
- control means for activating and inactivating the solenoid to permit arcuate movement of said container means.
3 more elements
Dependencies are inferred from the claim text.