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FR3091566B1 - Disengageable nut - Google Patents

Disengageable nut Download PDF

Info

Publication number
FR3091566B1
FR3091566B1 FR1900112A FR1900112A FR3091566B1 FR 3091566 B1 FR3091566 B1 FR 3091566B1 FR 1900112 A FR1900112 A FR 1900112A FR 1900112 A FR1900112 A FR 1900112A FR 3091566 B1 FR3091566 B1 FR 3091566B1
Authority
FR
France
Prior art keywords
nut
hand
disengageable
disengageable nut
scaffolding
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.)
Active
Application number
FR1900112A
Other languages
French (fr)
Other versions
FR3091566A1 (en
Inventor
Sylvain Crignon
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.)
Nord Coffrage SAS
Original Assignee
Nord Coffrage SAS
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 Nord Coffrage SAS filed Critical Nord Coffrage SAS
Priority to FR1900112A priority Critical patent/FR3091566B1/en
Publication of FR3091566A1 publication Critical patent/FR3091566A1/en
Application granted granted Critical
Publication of FR3091566B1 publication Critical patent/FR3091566B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/08—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
    • F16B37/0871—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut engaging the bolt laterally, i.e. without the need to engage the end of the bolt
    • F16B37/0885—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut engaging the bolt laterally, i.e. without the need to engage the end of the bolt in two halves hingedly connected
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/28—Scaffolds primarily resting on the ground designed to provide support only at a low height
    • E04G1/30—Ladder scaffolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E04G11/48—Supporting structures for shutterings or frames for floors or roofs
    • E04G11/483—Supporting heads
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/08—Scaffold boards or planks
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/10—Steps or ladders specially adapted for scaffolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/16—Struts or stiffening rods, e.g. diagonal rods
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/28—Scaffolds primarily resting on the ground designed to provide support only at a low height
    • E04G1/30—Ladder scaffolds
    • E04G2001/302—Ladder scaffolds with ladders supporting the platform
    • E04G2001/305—The ladders being vertical and perpendicular to the platform

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Clamps And Clips (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Ladders (AREA)

Abstract

Ecrou à oreilles débrayable pour tours d’échafaudage ou d’étaiement comportant d’une part deux parties identiques articulées (15) grâce à un trou percé (13 et (16) dans une oreille de chaque partie, d’autre part d’un dispositif pouvant maintenir l’ensemble fermé (14), dans ces deux trous est monté un axe, ce dispositif est constitué d’une rondelle creusée au diamètre du bossage central de l’écrou. Les demi-écrous comportent une butée (18) permettant de limiter l’angle d’ouverture des deux demi-écrous. Figure pour l’abrégé : Fig. 9Disengageable wing nut for scaffolding or shoring towers comprising on the one hand two identical articulated parts (15) thanks to a drilled hole (13 and (16) in one ear of each part, on the other hand a device that can keep the assembly closed (14), in these two holes is mounted an axis, this device consists of a washer hollowed out to the diameter of the central boss of the nut. limit the opening angle of the two half-nuts Figure for the summary: Fig. 9

FR1900112A 2019-01-07 2019-01-07 Disengageable nut Active FR3091566B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1900112A FR3091566B1 (en) 2019-01-07 2019-01-07 Disengageable nut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1900112A FR3091566B1 (en) 2019-01-07 2019-01-07 Disengageable nut

Publications (2)

Publication Number Publication Date
FR3091566A1 FR3091566A1 (en) 2020-07-10
FR3091566B1 true FR3091566B1 (en) 2021-07-09

Family

ID=68424926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1900112A Active FR3091566B1 (en) 2019-01-07 2019-01-07 Disengageable nut

Country Status (1)

Country Link
FR (1) FR3091566B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR605061A (en) * 1925-10-27 1926-05-19 Aubert Et Leroux nut for screw grease gun
CA898794A (en) * 1969-12-01 1972-04-25 J. W. Merson Karol Split screw jack nut
US20070017083A1 (en) * 2005-07-19 2007-01-25 Koyo Kizai Co., Ltd. Method for manufacturing split nut
KR20110002798U (en) * 2009-09-14 2011-03-22 김정환 Nut

Also Published As

Publication number Publication date
FR3091566A1 (en) 2020-07-10

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Legal Events

Date Code Title Description
PLSC Publication of the preliminary search report

Effective date: 20200710

PLFP Fee payment

Year of fee payment: 2

ST Notification of lapse

Effective date: 20200910

FC Decision of inpi director general to approve request for restoration

Effective date: 20200914

RN Application for restoration

Effective date: 20200914

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6