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GB113183A - Improvements in Wood Screws. - Google Patents

Improvements in Wood Screws.

Info

Publication number
GB113183A
GB113183A GB498617A GB498617A GB113183A GB 113183 A GB113183 A GB 113183A GB 498617 A GB498617 A GB 498617A GB 498617 A GB498617 A GB 498617A GB 113183 A GB113183 A GB 113183A
Authority
GB
United Kingdom
Prior art keywords
wood screws
head
cutters
wood
screws
Prior art date
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
GB498617A
Inventor
Henry Collins
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.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB498617A priority Critical patent/GB113183A/en
Publication of GB113183A publication Critical patent/GB113183A/en
Expired legal-status Critical Current

Links

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
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/06—Specially-shaped heads
    • F16B35/065—Specially-shaped heads with self-countersink-cutting means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)

Abstract

113,183. Collins, H. April 10, 1917. Wood-screws.-Relates to countersinking woodscrews of the type having two opposite cutters a on the head and consists in making the cutters at the time the head is up-set. Specification 13617/09 is referred to.
GB498617A 1917-04-10 1917-04-10 Improvements in Wood Screws. Expired GB113183A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB498617A GB113183A (en) 1917-04-10 1917-04-10 Improvements in Wood Screws.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB498617A GB113183A (en) 1917-04-10 1917-04-10 Improvements in Wood Screws.

Publications (1)

Publication Number Publication Date
GB113183A true GB113183A (en) 1918-02-14

Family

ID=32481753

Family Applications (1)

Application Number Title Priority Date Filing Date
GB498617A Expired GB113183A (en) 1917-04-10 1917-04-10 Improvements in Wood Screws.

Country Status (1)

Country Link
GB (1) GB113183A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2558379A (en) * 1946-08-01 1951-06-26 Res Eng & Mfg Self-locking fastener
US2982166A (en) * 1958-07-24 1961-05-02 Robert W Hobbs Fastener head the underlying surface of which has means to smooth the workpiece surface
US3124031A (en) * 1964-03-10 Screw fastener
DE3143120A1 (en) * 1981-10-30 1983-05-11 Wilhelm 5820 Gevelsberg Bieker Cap screw for screwing boards on, especially gypsum fibre boards
US5772376A (en) * 1995-05-29 1998-06-30 Ejot Verbindungstechnik Gmbh & Co. Kg Countersunk head screw
US6290444B1 (en) * 1999-02-23 2001-09-18 A-Z Ausrustung Und Zubehor Gmbh & Co. Kg Countersunk head screw
US6394725B1 (en) * 1999-02-23 2002-05-28 Robert Dicke Countersunk head screw

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124031A (en) * 1964-03-10 Screw fastener
US2558379A (en) * 1946-08-01 1951-06-26 Res Eng & Mfg Self-locking fastener
US2982166A (en) * 1958-07-24 1961-05-02 Robert W Hobbs Fastener head the underlying surface of which has means to smooth the workpiece surface
DE3143120A1 (en) * 1981-10-30 1983-05-11 Wilhelm 5820 Gevelsberg Bieker Cap screw for screwing boards on, especially gypsum fibre boards
US5772376A (en) * 1995-05-29 1998-06-30 Ejot Verbindungstechnik Gmbh & Co. Kg Countersunk head screw
US6290444B1 (en) * 1999-02-23 2001-09-18 A-Z Ausrustung Und Zubehor Gmbh & Co. Kg Countersunk head screw
US6394725B1 (en) * 1999-02-23 2002-05-28 Robert Dicke Countersunk head screw

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