The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 21, 2023
Filed:
Jan. 08, 2021
Newfrey Llc, New Britain, CT (US);
Atsushi Takeda, Toyohashi, JP;
NEWFREY LLC, New Britain, CT (US);
Abstract
A blind bolt with a bolt head, a shaft portion on which a male screw is formed, and a bolt. An outer nut having a polygonal outer surface, and an outer nut hole penetrating in the axial direction. A cylindrical valve sleeve formed with a sleeve hole and an inner nut having a cylindrical portion. A nut head portion formed at one end of the cylindrical portion, and an inner nut hole having a female screw formed in a part inside. A plurality of outer peripheral grooves, extending in the outer peripheral direction are formed on the outer circumference of the valve sleeve. The cylindrical portion of the inner nut being inserted into the sleeve hole of the valve sleeve, the tip portion of the cylindrical portion inserted into the outer nut hole of the outer nut to prevent the inner nut from rotating with respect to the outer nut.