IP Library Granted Patent US 9,942,649
Granted Patent B2
US 9,942,649 · App. 15/685,696 · Granted Apr 10, 2018

Oscillation preventing member for stylus-tip protector and pickup cartridge

Inventor: Hiroyuki Yuasa (Machida, JP)
Assignee: AUDIO-TECHNICA CORPORATION
H04R1/18G11B3/46H04R11/12
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Quick Facts
Patent No.
US 9,942,649
App. No.
15/685,696
Granted
Apr 10, 2018
Kind
B2
Abstract

An oscillation-preventing member for a stylus-tip protector is provided with a base member and a pair of leg parts integrally formed by employing a flexible sheet material. The pair of leg parts is bent at the same angle and in the same direction with respect to the base member. This oscillation-preventing member is mounted on a cartridge body, sandwiching a cartridge case from both outer sides with the pair of leg parts to prevent oscillation of a stylus-tip protector by bringing the base member into contact with part of the stylus-tip protector. This structure allows to provide an oscillation-preventing member for a stylus-tip protector, being attached/detached easily, manufactured at low costs, and configured to reliably prevent oscillation of a stylus-tip protector according to an impact.

Claims (14)

1. An oscillation-preventing member for a stylus-tip protector, comprising:

a base member; and

a pair of leg parts integrally formed with the base member by employing a flexible sheet material, the pair of leg parts having a width in the same direction and being bent at the same angle in the same direction with respect to the base member,

wherein the oscillation preventing member is mounted on a pickup cartridge, sandwiching the pickup cartridge from both outer sides by the pair of leg parts, and

wherein the oscillation-preventing member is configured to prevent oscillation of a stylus-tip protector by bringing the base member into contact with part of the stylus-tip protector covering a reproducing stylus.

2. The oscillation preventing member for a stylus-tip protector according to claim 1 ,

wherein at least one of the pair of leg parts is formed with a locking part disposed in a leading end of one of the pair of leg parts, facing the other leg part,

wherein the locking part is locked in a surface perpendicular to the both outer sides of the pickup cartridge so that the oscillation preventing member is kept mounting on the pickup cartridge.

3. The oscillation preventing member for a stylus-tip protector according to claim 1 ,

wherein the base member is provided with a protrusion formed along a surface of the base member, disposed between the pair of leg parts,

wherein the protrusion is brought into contact with part of a cartridge case to keep the pair of leg parts and the base member bending.

4. The oscillation preventing member for a stylus-tip protector according to claim 3 ,

wherein slits are formed by cutting the base member so as to extend along both longitudinal sides of the protrusion formed along the surface of the base member.

5. A pickup cartridge which is equipped with the oscillation-preventing member for a stylus-tip protector described in claim 1 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 24, 2017
From: YUASA, HIROYUKI
To: AUDIO-TECHNICA CORPORATION
Reel/Frame 043390/0514 →
Priority Claims (1)
JP 2016-166704 · Aug 29, 2016 · national
Continuity (1)
Related Publication 20180063630A1 · Mar 1, 2018