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SCREW WITH A VARIABLE LOCKING ANGLE AND THE CORRESPONDING SYSTEM OF LOCKING
专利权人:
Kodvanj, Janoš;Sabalić, Srećko
发明人:
Kodvanj, Janoš,Sabalić, Srećko
申请号:
HRP20190451
公开号:
HRP20190451A2
申请日:
2019.03.06
申请国别(地区):
HR
年份:
2020
代理人:
摘要:
Predmetni izum poučava o poboljšanom sustavu zaključavanja vijka (10) u pločicu (30) koji posjeduje glavu vijka (20) namijenjenu, prema jednoj izvedbi izuma, za kooperaciju sa standardnim navojem (32) izvedenim unutar provrta (31) spomenute pločice (30). Prednost ovog rješenja je jednostavna obrada pločice (30), dok je zahtjevna obrada geometrije prebačena na glavu vijka (20). U praksi, svaka pločica (30) ima veći broj provrta (31) za prihvat vijaka (10) od kojih se samo jedan dio koristi u praksi. Glava vijka (20) izvedena je uz pomoć novo dizajniranih zakrivljenih površina (24) i dodirnih površina (25), koje se pružaju od gornjeg ruba (22) do donjeg ruba (23) spomenute glave vijka. Uvrtanje vijka (10) u provrt na pločici (30), koja je izvedena od materijala veće tvrdoće nego spomenuti vijak (10), uzrokuje trajna oštećenja površina (24, 25) glave vijka i čvrsto zaključavanje vijka (10) u pločicu (30).The present invention instructs about an improved screw locking system (10) into a tile (30) having a screw head (20) intended for cooperating with a standard thread (32) in the bore (31) of said plate (30) in accordance with one performance of the invention. The advantage of this solution is simple processing of the plate (30), while the demanding processing of the geometry is transferred to the screw head (20). In practice, each plate (30) has a number of bores (31) for receiving screws (10), of which only one portion is used in practice. The head of the screw (20) is made with the aid of newly designed curved surfaces (24) and contact surfaces (25) extending from the upper edge (22) to the lower edge (23) of said screw head. Screwing the screws (10) into the plate bore (30), which is made of material of greater hardness than the screw (10), causes permanent surface damage (24, 25) of the screw head and firm locking of the screw (10) into the plate (30).
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中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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