Title:
ねじ付き締結具
Document Type and Number:
Japanese Patent JP6938816
Kind Code:
B2
Abstract:
Thread profiles providing multi-point contact improving the vibration resistance of the threaded fastener, and thereby greatly reducing the need for fastener coatings, such as nylon patches. In various embodiments, the threaded faster may have a threaded portion configured to engage two or three points of a mating thread, and the threaded portion has a thread defined by a crest portion, a leading flank, at least one root portion, and a trailing flank, all of which may be oriented at angle relative to the normal axis.
Inventors:
Poor, Chen Sion
Sentil Kumaran, Kosanda Raman
Sentil Kumaran, Kosanda Raman
Application Number:
JP2018503581A
Publication Date:
September 22, 2021
Filing Date:
July 30, 2016
Export Citation:
Assignee:
Infastec Intellectual Properties PTT Limited
International Classes:
F16B39/30; F16B33/02
Domestic Patent References:
| JP2013542381A | ||||
| JP2003004016A | ||||
| JP2004218845A |
Attorney, Agent or Firm:
Longhua International Patent Service Corporation