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Title:
【発明の名称】コーヒーミル等における防音構造
Document Type and Number:
Japanese Patent JP2876419
Kind Code:
B2
Abstract:
PURPOSE:To lessen the transmission of vibration toward the horizontal direction of a stand by interposing anti-vibration bodies at the connection portion of an apparatus which is a vibration noise source, and its support member, and providing anti-vibration bodies so as to form a space portion between the stand and a retaining body. CONSTITUTION:A sound proof structure of a coffee mill or the like has inside an outer box body 2 a stand 3 on which a motor M is fixed causing a vibration noise, and is made up by fitting the stand 3 at a connection portion 4 provided at the inside of the outer box body 2. At the connection portion 4, a retaining cylinder 6a penetrates through a connection hole 3a formed at the stand 3, and at the same time two pieces of anti-vibration bodies 10 which are of a ring shape and form at the center a hole portion 11, are provided so as to pinch the stand 3. The stand 3 is fixed at a support portion 5 through anti-vibration bodies 10 by screwing the male screw portion 8a of a bolt 8 into the inside of the retaining cylinder 6a and tightening. Also, the connection hole 3a is so set that it is larger than the outer diameter size of the retaining cylinder 6a that is a retaining body. As a result, a space portion 12 is formed at a portion which is surrounded with both anti-vibration bodies 10, the inner periphery surface of the connection hole 3a at the stand 3 and the outer periphery surface of the retaining cylinder 6a.

Inventors:
NAKANISHI MOTOYASU
SAKURAI YOSHIHISA
MYOSHI KUNIHIKO
TERAO KAZUSHIGE
Application Number:
JP10249790A
Publication Date:
March 31, 1999
Filing Date:
April 18, 1990
Export Citation:
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Assignee:
SHIIGERU KK
International Classes:
A47J42/26; A47J42/38; G10K11/16; F16F15/02; (IPC1-7): A47J42/38; A47J42/26
Attorney, Agent or Firm:
Takahiko Higashiyama