JPS59147935U - Anti-vibration rubber device - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来技術の防振ゴム装置の断面図、第２図はこ
の考案の１実施例の断面図である。 ３・・・ロアプレート、５・・・アッパプレート、４′
・・・密閉環状弾性材、８′・・・オリフィス、７′・
・・隔壁、９・・・土部ダンパ液室、１０・・・下部ダ
ンパ液室、１３・・・空気室、１・・・孔、１′・・・
防振ゴム装置、２１・・・弾性栓体、１４′・・・はり
孔。FIG. 1 is a cross-sectional view of a conventional vibration-proof rubber device, and FIG. 2 is a cross-sectional view of one embodiment of this invention. 3...Lower plate, 5...Upper plate, 4'
... Sealed annular elastic material, 8'... Orifice, 7'.
... Partition wall, 9... Dobe damper liquid chamber, 10... Lower damper liquid chamber, 13... Air chamber, 1... Hole, 1'...
Vibration-proof rubber device, 21... Elastic stopper, 14'... Beam hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ロアプレートとアッパプレート間に密閉環状弾性材が介
設され更にオリフィスを有する隔壁が該密閉環状弾性材
に付設され上下に上部ダンパ液室と下部ダンパ液室を郭
成し而して該上部ダンパ液室とアッパプレートとの間に
設けた空気室に連通自在な孔が該アッパプレートに設け
られている防振ゴム装置において、該アッパプレートに
設けた弾性栓体が上記空気室とアッパプレートと連通向
“　在なはり孔を穿設されていることを特徴とする防振
ゴム装置。A sealing annular elastic member is interposed between the lower plate and the upper plate, and a partition wall having an orifice is attached to the sealing annular elastic member to define an upper damper liquid chamber and a lower damper liquid chamber above and below. In a vibration isolating rubber device in which the upper plate has a hole that freely communicates with the air chamber provided between the liquid chamber and the upper plate, an elastic plug provided in the upper plate communicates with the air chamber and the upper plate. A vibration isolating rubber device characterized by having a hole in the direction of communication.