Title:
【発明の名称】金属ガスケットのビード成形用型
Document Type and Number:
Japanese Patent JP2640800
Kind Code:
B2
Abstract:
PURPOSE:To eliminate the waste in the material and simplify the processing and assembly of a die without providing a base plate holding the side surfaces of a male die base plate in a bead forming die to form the full bead on the metallic gasket. CONSTITUTION:A male base plate 3 having the width L1 and the thickness t corresponding to the width L and the height H of the full bead 2 is fixed to the lower surface of an upper die holder 5 to the full bead forming line according to the formed shape and the formed line of the full base 2 of the semi-circular section to be formed on a metallic gasket 1. The height H of the full bead 2 is pressingly formed by the die constitution where the clearance 4a having the width L2 corrsponding to the width L of the full bead 2 between female base plates 4, 4' having the thickness t2 larger than the height H of the full bead 2 is provided and the female base plates 4, 4' are fixed to the upper surface of a lower die holder 6.
More Like This:
Inventors:
YOSHINO NOBUO
Application Number:
JP14702193A
Publication Date:
August 13, 1997
Filing Date:
May 26, 1993
Export Citation:
Assignee:
KETSUTO ANDO KETSUTO KK
International Classes:
B21D22/04; B21D37/02; C09K3/10; (IPC1-7): B21D22/04; B21D37/02; C09K3/10
Domestic Patent References:
| JP3248725A | ||||
| JP2211919A | ||||
| JP6152938A | ||||
| JP417313U |
Attorney, Agent or Firm:
Taniyama Mamoru