FR40199E - Improvements made to threads that cannot be released by fortuitous causes - Google Patents

Improvements made to threads that cannot be released by fortuitous causes

Info

Publication number: FR40199E
Authority: FR; France
Prior art keywords: fortuitous; threads; released; causes; improvements made
Prior art date: 1930-11-03
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

FR DE FILETAGE INDESSERRABLE D

Original Assignee

FR DE FILETAGE INDESSERRABLE D

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1930-11-03

Filing date

1930-11-03

Publication date

1932-06-07

1930-11-03 Application filed by FR DE FILETAGE INDESSERRABLE D filed Critical FR DE FILETAGE INDESSERRABLE D

1932-06-07 Application granted granted Critical

1932-06-07 Publication of FR40199E publication Critical patent/FR40199E/en

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/30—Locking exclusively by special shape of the screw-thread

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)

FR40199D 1930-11-03 1930-11-03 Improvements made to threads that cannot be released by fortuitous causes Expired FR40199E (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR40199T		1930-11-03

Publications (1)

Publication Number	Publication Date
FR40199E true FR40199E (en)	1932-06-07

Family

ID=8676512

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR40199D Expired FR40199E (en)	1930-11-03	1930-11-03	Improvements made to threads that cannot be released by fortuitous causes

Country Status (2)

Country	Link
BE (1)	BE383920A (en)
FR (1)	FR40199E (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2645519A1 (en) *	1975-10-08	1977-04-21	Holmes Horace D	SELF-LOCKING THREAD
FR2338103A1 (en) *	1976-01-15	1977-08-12	Holmes Horace	TAP FOR MACHINING AN INDESSERRABLE THREAD
US4432682A (en) *	1978-12-04	1984-02-21	Microdot Inc.	Threaded fastener assembly
US4540321A (en) *	1978-11-16	1985-09-10	Microdot Inc.	Anti-vibration thread form
US4586861A (en) *	1978-11-06	1986-05-06	Microdot Inc.	Convex wedge ramp thread configuration

0
- BE BE383920D patent/BE383920A/xx unknown
1930
- 1930-11-03 FR FR40199D patent/FR40199E/en not_active Expired

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2645519A1 (en) *	1975-10-08	1977-04-21	Holmes Horace D	SELF-LOCKING THREAD
FR2327438A1 (en) *	1975-10-08	1977-05-06	Holmes Horace	INDESSERRABLE NET
FR2338103A1 (en) *	1976-01-15	1977-08-12	Holmes Horace	TAP FOR MACHINING AN INDESSERRABLE THREAD
US4586861A (en) *	1978-11-06	1986-05-06	Microdot Inc.	Convex wedge ramp thread configuration
US4540321A (en) *	1978-11-16	1985-09-10	Microdot Inc.	Anti-vibration thread form
US4432682A (en) *	1978-12-04	1984-02-21	Microdot Inc.	Threaded fastener assembly

Also Published As

Publication number	Publication date
BE383920A (en)

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