Dynamic information storage or retrieval – With particular cabinet structure – With mechanism to place disc on a turntable
Patent
1991-12-11
1993-03-16
Levy, Stuart S.
Dynamic information storage or retrieval
With particular cabinet structure
With mechanism to place disc on a turntable
369 751, 360 9907, 74422, G11B 2504, G11B 3304, G11B 1704
Patent
active
051950782
ABSTRACT:
A recording medium conveying device for conveying a recording medium to a playing position through an inserting opening formed in a player housing, which includes: a base body provided in the player housing; a movable bearing member for bearing the recording medium, the movable bearing member being provided on the base body in such a manner that the movable bearing member is movable between a protruding position outside of the player housing and an accommodating position inside the player housing; and a driving mechanism for moving the bearing member. The driving mechanism includes: a rack (5) provided on one of the base body and the bearing member , in such a manner that the rack (5) is extended in a direction of movement of the bearing member; a gear unit (49) provided on the other of the base body and the bearing member, and engaged with the rack (5); and a torque applying mechanisn for applying torque to the gear unit (49). The gear unit includes a pair of circular gear different in diameter from each other which are stacked coaxially as one unit, and an arcuate relay gear (49e) having a pitch circle which internally touches the pitch circle of one of the pair of circular gears which is larger in diameter and externally touches the other, and connecting the pair of circular gears to each other. The rack (5) has straight portions (5g) engageable with the pair of circular gears (e.g. 49a), and a curved portion (5r) engageable with the arcuate relay gear (49e).
REFERENCES:
patent: 4653039 (1987-03-01), Ueno et al.
patent: 5119357 (1992-06-01), Tsuruta et al.
patent: 5123005 (1992-06-01), Kurosu
Ikedo Yuji
Sato Shogo
Sawada Katsumi
Ditmyer Paul
Levy Stuart S.
Pioneer Electronic Corporation
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