Title:
キャップ付雄ねじ体、雄ねじ体及びキャップ
Document Type and Number:
Japanese Patent JP7217498
Kind Code:
B2
Abstract:
To provide means which can be fastened by predetermined torque without limiting a fastened object and producing wastes and enables a head portion to be set to a given phase after fastening with a simple structure.SOLUTION: A male screw body 1 with a cap has: a male screw body 10 having a shaft part in which a male screw spiral groove is formed on an outer peripheral surface and a head part provided at one end of the shaft part; and a cap 20 attached to the head part and enclosing the outer peripheral surface of the head part. The male screw body 1 with the cap includes a relative rotation restriction mechanism between the head part and the cap. The rotation restriction mechanism restricts relative rotation of the cap relative to the head part. When torque higher than or equal to a predetermined value acts on the cap, the cap may rotate relative to the head part.SELECTED DRAWING: Figure 1
Inventors:
Yuu Michiwaki
Application Number:
JP2018181598A
Publication Date:
February 03, 2023
Filing Date:
September 27, 2018
Export Citation:
Assignee:
Nejilaw Co., Ltd.
International Classes:
F16B23/00; F16B31/02
Domestic Patent References:
| JP2006064115A | ||||
| JP2009257506A | ||||
| JP6501764A | ||||
| JP2018008353A |
Foreign References:
| FR2928429A1 |
Other References:
ノーブランド品 10個入り M6黒 ドーム ボルト ナット 保護キャップ 六角ネジカバー,Amazon [online],2017年01月10日,amazon.co.jp/ノーブランド品-10個入り-M6-黒-ドーム-ボルト-ナット-保護キャップ-六角ネジカバー/dp/B01N20TAK1