Cantilever and phonograph pickup cartridge including said cantil

Details Cantilever and phonograph pickup cartridge including said cantil Cantilever and phonograph pickup cartridge including said cantil

1979-02-23

1983-08-02

Haroian, Harry N.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Mechanical modification or sensing of storage medium

G11B 302, H04R 1112

Patent

active

043970133

ABSTRACT:
A cantilever for use in supporting a stylus tip of a phonograph pickup is disclosed, which consists of a pipe of a ceramic material composed mainly of aluminum oxide. This cantilever is light weight and has a high Young's modulus. When this cantilever is attached to a phonograph pickup, reproduction loss can be remarkably reduced over all the reproduction frequency range and sounds can be reproduced having good response characteristics.

REFERENCES:
patent: 600935 (1898-03-01), Skaife
patent: 2507188 (1950-05-01), Weathers
patent: 2583289 (1952-01-01), Bauer
patent: 2625401 (1953-01-01), Frederick
patent: 3001031 (1961-09-01), Jacque
patent: 4103117 (1978-07-01), Morinaga
patent: 4120742 (1978-10-01), Segawa et al.

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