STRUT TYPE SUSPENSION AND COMPRESSION COIL SPRING FOR SUSPENSION

Title:

STRUT TYPE SUSPENSION AND COMPRESSION COIL SPRING FOR SUSPENSION

Document Type and Number:

WIPO Patent Application WO/2014/077326

Kind Code:

A1

Abstract:

A strut type suspension (11) is provided with a compression coil spring (12), a lower spring seat (13), an upper spring seat (14) and a shock absorber (15) that passes the inside of the compression coil spring (12). The compression coil spring (12) is disposed at a position offset to the outside of a vehicle with respect to the shock absorber (15). This compression coil spring (12) is mounted to a vehicle body (30) while being compressed between the spring seats (13, 14). The compression coil spring (12) has large-diameter element wire sections (40a) and small-diameter element wire sections (40b). The large-diameter element wire sections (40a) are provided in a vehicle inside portion (12a) of the compression coil spring (12). The small-diameter element wire sections (40b) are provided in a vehicle outside portion (12b). The element wire diameter (d1) of the large-diameter element wire sections (40a) is larger than the element wire diameter (d2) of the small-diameter element wire sections (40b).

Inventors:

YAMAMOTOYA KENJI (IN)
ENOMOTO HIDETO (JP)
TAKAHASHI KEN (JP)
SATO TOSHIAKI (JP)
SUGIYAMA MITSUHIRO (JP)
KOBAYASHI YOSHIO (JP)
INAGE TAICHI (JP)
KATO TOMOTAKE (JP)
NISHIKAWA AKIHIKO (JP)
UMEZAWA MASAHIRO (JP)
AYADA MICHIHIKO (JP)
KAJIGAYA SUGURU (JP)

Application Number:

PCT/JP2013/080810

Publication Date:

May 22, 2014

Filing Date:

November 14, 2013

Export Citation:

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Assignee:

NHK SPRING CO LTD (JP)

International Classes:

B60G11/14; B60G3/28; B60G15/06; F16F1/06; F16F9/32

Foreign References:

JPS5921534A	1984-02-03
JP2004216922A	2004-08-05
JP2010164071A	2010-07-29
JP2002067647A	2002-03-08
JP2000103216A	2000-04-11
JP2004150637A	2004-05-27
JPS59219534A	1984-12-10

Other References: