Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CAM PROVIDED WITH DLC AND CAM SHAFT
Document Type and Number:
Japanese Patent JP3776750
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To reduce a sliding wear between a cam used for a power transmission base controlling the opening/closing for a fuel valve of an engine and the follower or tappet.
SOLUTION: In a metallic cam used for a transmission base for transmitting a driving power by the rotary motion of the cam to a reciprocating motion member, a diamond-like carbon membrane, an intermediate layer composed of (a) a silicide or silicious carbide chiefly made of at least one kind selected from the fifth A group metal (V, Nb, Ta), the six A group metal (Cr, Mo, W), Ti, and Zr, (b) a metallic film chiefly made of at least one kind selected from the fifth A group metal (V, Nb, Ta), and of a Si film formed thereon, or a metallic film chiefly made of Si, or (c) at least a kind of metallic film selected from the fifth A group metal (V, Nb, Ta), the six A group metal (Cr, Mo, W), Ti, or Zr, and silicon carbide film formed thereon, and the diamond-like carbon membrane are formed in this order.


More Like This:
Inventors:
Nakayama, Masatoshi
Otaka, Masaichi
Yoshino, Ryoko
Hashimoto, Yasushi
Matsuba, Yasuhiro
Miyauchi, Izumi
Application Number:
JP2001000166427
Publication Date:
May 17, 2006
Filing Date:
June 01, 2001
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TDK CORP
International Classes:
F01L1/04; F16H53/02; C23C14/06; C23C16/27; C23C30/00; (IPC1-7): F16H53/02; C23C14/06; C23C16/27; C23C30/00; F01L1/04
Domestic Patent References:
JP9125916A
JP5010417A
JP2000178738A
JP2000178736A
JP2000177046A
JP1192935A
JP7330490A
Attorney, Agent or Firm:
倉内 基弘