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US 4,342,109 AGranted
Carriage alignment apparatus for video disc player
AssigneeRCA Corporation
InventorMyron C. Stewart
Life of this patent
Estimating the term…
Abstract
In a video disc player, a support roller is mounted to one end of a pickup carriage by means of an eccentric stud. The height of the roller in respect of the carriage is adjusted by changing the angular position of the eccentric stud. A support bracket is disposed at the other end of the carriage, where a pair of adjustable members are provided for adjustment of the relative spatial position of the carriage and the support bracket.
Claims3
An alignment apparatus comprising:
- (A) a translatable pickup carriage having a pair of end walls;
- one of said end walls having an aperture disposed therein;
- (B) a carriage guide roller having a peripheral guiding surface and a coaxially-disposed hole;
- (C) an elongated element having a first portion, an eccentrically-disposed middle portion, and a further portion;
- said guide roller being rotatably disposed on said eccentric portion;
- said first portion being rotatably received in said aperture in said carriage wall;
- said first portion being turned in said aperture such that said peripheral guiding surface of said roller mounted on said eccentric portion occupies a desired spatial relationship with respect to said carriage;
- and
- (D) means for fixedly mounting said elongated element carrying said guide roller on said eccentric portion thereof to said translatable carriage at said one end thereof;
- said further portion of said elongated element serving to retain said guide roller on said eccentric portion.
7 more elements
Dependencies are inferred from the claim text.