GB2236372B - Tensioning method and device - Google Patents

Tensioning method and device

Info

Publication number: GB2236372B
Authority: GB; United Kingdom
Prior art keywords: tensioning method; tensioning
Prior art date: 1989-09-15
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 - Fee Related

Application number

GB9020267A

Other versions

GB2236372A (en

GB9020267D0 (en

Inventor

Roger Joseph Ensor

Paul Raymond Egginton

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.)

Hydra Tight Ltd

SPS Technologies Ltd

Original Assignee

Hydra Tight Ltd

SPS Technologies Ltd

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.)

1989-09-15

Filing date

1990-09-17

Publication date

1993-06-30

1989-09-15 Priority claimed from GB898920920A external-priority patent/GB8920920D0/en

1990-09-17 Application filed by Hydra Tight Ltd, SPS Technologies Ltd filed Critical Hydra Tight Ltd

1990-09-17 Priority to GB9020267A priority Critical patent/GB2236372B/en

1990-10-31 Publication of GB9020267D0 publication Critical patent/GB9020267D0/en

1991-04-03 Publication of GB2236372A publication Critical patent/GB2236372A/en

1993-06-30 Application granted granted Critical

1993-06-30 Publication of GB2236372B publication Critical patent/GB2236372B/en

2010-09-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
- F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
- F16B31/025—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load with a gauge pin in a longitudinal bore in the body of the bolt
- 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
- F16B37/00—Nuts or like thread-engaging members
- F16B37/14—Cap nuts; Nut caps or bolt caps
- 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
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
- F16B31/04—Screwed connections specially modified in view of tensile load; Break-bolts for maintaining a tensile load
- F16B31/043—Prestressed connections tensioned by means of liquid, grease, rubber, explosive charge, or the like

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Clamps And Clips (AREA)

GB9020267A 1989-09-15 1990-09-17 Tensioning method and device Expired - Fee Related GB2236372B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9020267A GB2236372B (en)	1989-09-15	1990-09-17	Tensioning method and device

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB898920920A GB8920920D0 (en)	1989-09-15	1989-09-15	Tensioning method and device
GB9020267A GB2236372B (en)	1989-09-15	1990-09-17	Tensioning method and device

Publications (3)

Publication Number	Publication Date
GB9020267D0 GB9020267D0 (en)	1990-10-31
GB2236372A GB2236372A (en)	1991-04-03
GB2236372B true GB2236372B (en)	1993-06-30

Family

ID=26295924

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9020267A Expired - Fee Related GB2236372B (en)	1989-09-15	1990-09-17	Tensioning method and device

Country Status (1)

Country	Link
GB (1)	GB2236372B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2115077T3 (en) *	1992-09-17	1998-06-16	John Wentworth Bucknell	HYDRAULICALLY ASSISTED FASTENERS.
US5842263A (en) *	1996-01-11	1998-12-01	Westinghouse Electric Corporation	Method and manufacture of an axial tensioned bolt
AUPO076596A0 (en) *	1996-07-02	1996-07-25	Bucknell, John Wentworth	Seals for hydraulic assemblies
US5927157A (en) *	1996-12-16	1999-07-27	Siemens Westinghouse Power Corporation	Axial tensioned bolting system and method thereof
CN102086895A (en) *	2011-01-28	2011-06-08	李圣用	Manual inspection bolt

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0049537A2 (en) *	1980-10-08	1982-04-14	Rotabolt Limited	Fastener device
GB2184509A (en) *	1985-11-13	1987-06-24	Exotech Ltd	Indicating attainment of predetermined stress in fasteners
GB2212284A (en) *	1987-11-10	1989-07-19	Brian Walton	Electrically indicating load
GB2222443A (en) *	1988-09-02	1990-03-07	Peterson Charles D	Tightening device for threaded connectors

1990
- 1990-09-17 GB GB9020267A patent/GB2236372B/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0049537A2 (en) *	1980-10-08	1982-04-14	Rotabolt Limited	Fastener device
GB2184509A (en) *	1985-11-13	1987-06-24	Exotech Ltd	Indicating attainment of predetermined stress in fasteners
GB2212284A (en) *	1987-11-10	1989-07-19	Brian Walton	Electrically indicating load
GB2222443A (en) *	1988-09-02	1990-03-07	Peterson Charles D	Tightening device for threaded connectors

Also Published As

Publication number	Publication date
GB2236372A (en)	1991-04-03
GB9020267D0 (en)	1990-10-31

Publication	Publication Date	Title
GB2233809B (en)	1993-12-15	Display device and method
GB8919523D0 (en)	1989-10-11	Packaging method and apparatus
GB8924951D0 (en)	1989-12-28	Device and methods
EP0434984A3 (en)	1993-03-03	Gettering apparatus and method
GB9023145D0 (en)	1990-12-05	Device and method
GB8912240D0 (en)	1989-07-12	Apparatus and method
HUT49253A (en)	1989-08-28	Method and device for exact
EP0318877A3 (en)	1990-04-18	Tack-feeding device and method
GB2236372B (en)	1993-06-30	Tensioning method and device
GB9025071D0 (en)	1991-01-02	Method and apparatus
GB9010381D0 (en)	1990-06-27	Hair-styling device and method
EP0417533A3 (en)	1991-05-08	Welding method and device
GB9021777D0 (en)	1990-11-21	Device and method
GB2230698B (en)	1992-01-22	Explosive-screening apparatus and method
GB8918453D0 (en)	1989-09-20	Tensioning device
GB8920920D0 (en)	1989-11-01	Tensioning method and device
GB8904448D0 (en)	1989-04-12	Location device and method
GB8912274D0 (en)	1989-07-12	Method and apparatus
EP0427234A3 (en)	1992-05-06	Auto-threading method and apparatus
GB8927937D0 (en)	1990-02-14	Device and method
GB9010032D0 (en)	1990-06-27	Anchor line tensioning device and method for use thereof
IL90470A0 (en)	1990-01-18	Life-saving method and device
GB8904689D0 (en)	1989-04-12	Method and device
GB8903131D0 (en)	1989-03-30	Method and device
GB9116652D0 (en)	1991-09-18	Device and method

Legal Events

Date	Code	Title	Description
1993-01-06	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
1996-07-10	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
1997-05-07	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19960917