Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VIBRATION PROOF DEVICE AND METHOD FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2012092909
Kind Code:
A
Abstract:

To eliminate a deburring process for the removal of burrs in a vibration proof device which is manufactured by integrally molding and vulcanizing rubber elastic bodies on inner cylindrical bodies and outer cylindrical bodies using a molding die, and a method for manufacturing the same.

A molding die M includes contact faces 63 and 68 which come in face-contact with one-end faces of outer cylindrical bodies 10 and 11 in an axial direction, respectively, and in which rubber-escape recesses 63a and 68a are formed for making the inside and the outside of each of the outer cylindrical bodies 10 and 11 communicate with each other and making surplus rubber 4a and 5a leaked out from cavities C1 and C2 escape to respective recesses. Entire surfaces of the outer cylindrical bodies 10 and 11 are coated with vulcanization adhesives. The surplus rubber 4a and 5a which have escaped to the rubber-escape recesses 63a and 68a are vulcanized and adhered to the one-end faces of the outer cylindrical bodies 10 and 11 in the axial direction, respectively.


Inventors:
Watanabe, Yuya
Application Number:
JP2010000241124
Publication Date:
May 17, 2012
Filing Date:
October 27, 2010
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KURASHIKI KAKO CO LTD
International Classes:
F16F15/08; B29C35/02; B60K5/12; F16F1/38; F16F3/08
Attorney, Agent or Firm:
前田 弘
竹内 宏
嶋田 高久
竹内 祐二
今江 克実
二宮 克也
原田 智雄
井関 勝守
関 啓
杉浦 靖也
河部 大輔
長谷川 雅典
岩下 嗣也
福本 康二
前田 亮
間脇 八蔵
松永 裕吉
川北 憲司
岡澤 祥平