BR9700515A - Método para fazer uma porca de segurança - Google Patents

Método para fazer uma porca de segurança

Info

Publication number: BR9700515A
Authority: BR; Brazil
Prior art keywords: making; safety nut; nut; safety
Prior art date: 1996-04-08

Application number

BR9700515A

Other languages

English (en)

Inventor

Michael E Ward

Ned J Gruca

Original Assignee

Illinois Tool Works

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.)

1996-04-08

Filing date

1997-04-07

Publication date

1998-11-03

1997-04-07 Application filed by Illinois Tool Works filed Critical Illinois Tool Works

1998-11-03 Publication of BR9700515A publication Critical patent/BR9700515A/pt

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
- F16B39/38—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 with a second part of the screw-thread which may be resiliently mounted
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/64—Making machine elements nuts
- B21K1/70—Making machine elements nuts of special shape, e.g. self-locking nuts, wing nuts
- B21K1/707—Self-locking nuts

Landscapes

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

BR9700515A 1996-04-08 1997-04-07 Método para fazer uma porca de segurança BR9700515A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/628,982 US5700199A (en)	1996-04-08	1996-04-08	Method for sizing a lock nut

Publications (1)

Publication Number	Publication Date
BR9700515A true BR9700515A (pt)	1998-11-03

Family

ID=24521111

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9700515A BR9700515A (pt)	1996-04-08	1997-04-07	Método para fazer uma porca de segurança

Country Status (4)

Country	Link
US (1)	US5700199A (pt)
EP (1)	EP0800878A1 (pt)
BR (1)	BR9700515A (pt)
CA (1)	CA2199343C (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN101905272B (zh) *	2010-07-12	2012-11-07	贵州大学	自锁螺母收口加工方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US815541A (en) *	1905-04-17	1906-03-20	Charles E Greenwald	Nut-lock.
US961063A (en) *	1909-10-26	1910-06-07	James C Austin	Nut-lock.
US2142820A (en) *	1937-05-22	1939-01-03	Illinois Tool Works	Self-gripping device
US2221961A (en) *	1938-07-23	1940-11-19	James R Allen	Bolt locking means
GB515929A (en) *	1938-08-15	1939-12-18	Guest Keen & Nettlefolds Ltd	Improvements in nuts
US2381111A (en) *	1943-05-25	1945-08-07	Edward F Chandler	Self-locking nut
US2592129A (en) *	1948-10-29	1952-04-08	Richard W Luce	Method of making a self-locking nut
US2923339A (en) *	1957-11-25	1960-02-02	Harold J Skidmore	Lock nut having external projections deformed radially inwardly
US3356121A (en) *	1966-05-05	1967-12-05	Burdsall & Ward Co	Prevailing-torque locknuts
US3729757A (en) *	1970-02-19	1973-05-01	Trw Inc	Self-locking nut
US4352219A (en) *	1979-03-05	1982-10-05	Mcmurray John C	Prevailing torque lock nut and method of forming same
US4547104A (en) *	1981-04-27	1985-10-15	Holmes Horace D	Tap
US4603446A (en) *	1985-06-04	1986-08-05	Kunihiko Ozawa	Method of making lock nuts
US4990043A (en) *	1989-03-30	1991-02-05	Rexnord Holdings Inc.	Lock nut
US5499893A (en) *	1993-12-29	1996-03-19	Illinois Tool Works Inc.	Flexible lock nut and method of manufacturing

1996
- 1996-04-08 US US08/628,982 patent/US5700199A/en not_active Expired - Fee Related
1997
- 1997-03-06 CA CA002199343A patent/CA2199343C/en not_active Expired - Fee Related
- 1997-04-02 EP EP97302260A patent/EP0800878A1/en not_active Ceased
- 1997-04-07 BR BR9700515A patent/BR9700515A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA2199343A1 (en)	1997-10-09
US5700199A (en)	1997-12-23
CA2199343C (en)	2000-10-17
EP0800878A1 (en)	1997-10-15
MX9702511A (es)	1997-10-31

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Legal Events

Date	Code	Title	Description
2001-08-07	FF	Decision: intention to grant
2001-12-26	FG9A	Patent or certificate of addition granted
2009-08-25	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE A 8A,9A,10A,11AE 12A ANUIDADE(S).
2012-01-10	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AO DESPACHO 24.3 PUBLICADO NA RPI 2016 DE 25/08/2009 E A 13A, 14A E 15A ANUIDADES.