Title:
BOOT, BOOT MOLDING METAL MOLD, AND BOOT MOLDING METHOD
Document Type and Number:
Japanese Patent JPH07151229
Kind Code:
A
Abstract:
PURPOSE: To provide a boot which is free from the generation of the slip between a fixed part and an installed member and possesses the high degree of sealing performance, and a metal mold for the easy blow molding of the boot with high precision and the molding method.
CONSTITUTION: A boot is made of the thermoplastic elastomer, and each fixed part 3 which is closely sealed with an installed member is formed at a bellows part 2 and at both the ends of the bellows part 2, and an annular projection part 7 is formed on the outer peripheral surface of the fixed part 3. On the inner peripheral surface of the fixed part 3 corresponding to the annular projection part 7, an annular bulging-out part 8 is formed.
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Inventors:
EGAWA YUJI
Application Number:
JP32620293A
Publication Date:
June 13, 1995
Filing Date:
November 30, 1993
Export Citation:
Assignee:
KYORAKU CO LTD
International Classes:
F16J15/52; B29C33/42; F16J3/04; B29K21/00; B29L22/00; B29L31/26; (IPC1-7): F16J3/04; B29C33/42; F16J15/52