Title:
SPIRAL SPRING
Document Type and Number:
WIPO Patent Application WO/2014/091892
Kind Code:
A1
Abstract:
At least a first moveable wound section, which is positioned innermost in a radial direction among a plurality of moveable wound sections, is configured in such a manner that, in a retained elastic state in which a spiral spring is elastically deformed from a free length state in a direction in which the spiral spring decreases in diameter, the first moveable wound section does not simultaneously make contact with both a fixed wound section, which is adjacent on a radially inner side, and a second moveable wound section, which is adjacent on a radially outer side, in the same position circumferentially, and only makes contact with either the fixed wound section or the second moveable wound section in a plurality of positions displaced in the circumferential direction.
Inventors:
KISHIHARA RYUJI (JP)
WADA NAOYA (JP)
TERATOKO KEIICHIRO (JP)
KIDOOKA AKIO (JP)
YOKOYAMA YUU (JP)
HORI AKIRA (JP)
WADA NAOYA (JP)
TERATOKO KEIICHIRO (JP)
KIDOOKA AKIO (JP)
YOKOYAMA YUU (JP)
HORI AKIRA (JP)
Application Number:
PCT/JP2013/081240
Publication Date:
June 19, 2014
Filing Date:
November 20, 2013
Export Citation:
Assignee:
SUNCALL CORP (JP)
TOYOTA MOTOR CO LTD (JP)
DENSO CORP (JP)
TOYOTA MOTOR CO LTD (JP)
DENSO CORP (JP)
International Classes:
F16F1/10; F01L1/356
Foreign References:
| JP2013092098A | 2013-05-16 | |||
| JP2010180862A | 2010-08-19 | |||
| JP2010180862A | 2010-08-19 |
Other References:
See also references of EP 2933523A4
Attorney, Agent or Firm:
ARAWORE INTERNATIONAL IP LAW FIRM (JP)
Patent business corporation アローレ International (JP)
Patent business corporation アローレ International (JP)
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