发明名称 DISC SPRING STORAGE CASE, SCREW MEMBER USING THE SAME, AND VALVE
摘要 PROBLEM TO BE SOLVED: To provide a disc spring storage case which assures a high bolt loosening preventive effect, allows easy mounting of a disc spring while reducing a risk of dropping the disc spring, allowing checking the disc spring from outside, and reducing manufacturing costs. SOLUTION: The structure consists of a holding member 3 to hold piled disc springs 2 from below and laterally and a hold-down member 4 to hold them from above, both two members 3 and 4 are equipped with respective fastening parts capable of making engagement and disengagement with/from each other, wherein the holding member 3 is formed from a bottom plate 5 to support the disc springs 2 from below and a first side plate 6 to support them from the side, and the first side plate 6 is composed of a plurality of first protruding pieces 6 arranged at the peripheral edge of the bottom plate 5 at certain intervals in the circumferential direction and extended outward from the peripheral edge. Each first protruding piece 6 is folded upward at a right angle with respect to the bottom plate 5 and an engaging part is formed at the tip thereof. The hold-down member 4 is composed of an upper plate 20 to hold down the disc springs 2 from above and a second side plate 21 to support them from the side. COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2010281450(A) 申请公布日期 2010.12.16
申请号 JP20100165299 申请日期 2010.07.22
申请人 FUJIKIN INC 发明人 MASUDA KAZUTAKA;SHIMOMURA YOSHINORI
分类号 F16B39/24;F16B43/00 主分类号 F16B39/24
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