FR832577A - écrous, têtes de boulons, etc., à blocage automatique - Google Patents

écrous, têtes de boulons, etc., à blocage automatique

Info

Publication number
FR832577A
FR832577A FR832577DA FR832577A FR 832577 A FR832577 A FR 832577A FR 832577D A FR832577D A FR 832577DA FR 832577 A FR832577 A FR 832577A
Authority
FR
France
Prior art keywords
self
locking nuts
bolt heads
heads
bolt
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
Other languages
English (en)
Inventor
Jones Thomas Francis
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 filed Critical
Application granted granted Critical
Publication of FR832577A publication Critical patent/FR832577A/fr
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
    • 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
    • F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Dowels (AREA)
FR832577D 1937-06-18 1938-01-24 écrous, têtes de boulons, etc., à blocage automatique Expired FR832577A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1695437A GB477143A (en) 1937-06-18 1937-06-18 An improved self-locking nut, bolt-head or the like

Publications (1)

Publication Number Publication Date
FR832577A true FR832577A (fr) 1938-09-29

Family

ID=10086650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832577D Expired FR832577A (fr) 1937-06-18 1938-01-24 écrous, têtes de boulons, etc., à blocage automatique

Country Status (2)

Country Link
FR (1) FR832577A (fr)
GB (1) GB477143A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562032A (en) * 1945-11-07 1951-07-24 Dudley De Velbiss C Screw and bolt lock
US2680277A (en) * 1950-10-17 1954-06-08 Du Pont Method of constructing forms for concrete structures
US2824480A (en) * 1953-12-23 1958-02-25 Palnut Company Circuit device and nut useful therein
NL169513C (nl) 1978-01-13 1982-07-16 Nedschroef Octrooi Maats Zelfborgend bevestigingselement respectievelijk een stempel voor het maken van dat element.
US4289181A (en) * 1979-04-04 1981-09-15 The Lamson & Sessions Co. Fastener
US6637994B2 (en) * 2002-03-26 2003-10-28 Falcon Fasteners Reg'd Square-headed rivet fastener

Also Published As

Publication number Publication date
GB477143A (en) 1937-12-22

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