Air bearing straight line tracking phonograph tonearm

Details Air bearing straight line tracking phonograph tonearm Air bearing straight line tracking phonograph tonearm

1985-05-30

1986-12-09

Stephan, Steven L.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specified detail of transducer assembly support structure

369255, G11B 338, G11B 2100

Patent

active

046285008

ABSTRACT:
An air bearing straight line tracking phonograph tonearm combines the features of a readily removable decoupled counterweight arm which bears horizontally and vertically adjustable counterweights; a readily removable tonearm tube with tapered wall thickness having an integral headshell, cartridge and stylus; various simple means for vertical and leveling adjustments; and a vertical tracking angle or stylus rake angle control that automatically retains perfect tracking tangency.

REFERENCES:
patent: 3390886 (1968-07-01), Rabinow
patent: 3479038 (1969-11-01), Eisner
patent: 4239239 (1980-12-01), Masterson
patent: 4455641 (1984-06-01), Sliski
"Owners Manual-The Eminent Technology Model One-Air Bearing Straight Line Tracking Tonearm, Eminent Technology, Inc. (undated).

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