GB1517431A - Expandable fastener - Google Patents

Expandable fastener

Info

Publication number
GB1517431A
GB1517431A GB9434/76A GB943476A GB1517431A GB 1517431 A GB1517431 A GB 1517431A GB 9434/76 A GB9434/76 A GB 9434/76A GB 943476 A GB943476 A GB 943476A GB 1517431 A GB1517431 A GB 1517431A
Authority
GB
United Kingdom
Prior art keywords
bolt
march
sleeve
tapered portion
respective tapered
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
GB9434/76A
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of GB1517431A publication Critical patent/GB1517431A/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
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
    • F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
    • F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
    • F16B13/065—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander fastened by extracting the screw, nail or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dowels (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Materials For Medical Uses (AREA)

Abstract

1517431 Anchor bolts TELEFONAKTIEBOLAGET L M ERICSSON 9 March 1976 [19 March 1975] 09434/76 Heading F2H An anchor bolt 1 carries at least two identical sleeves 7 in tandem, each being expansible by a respective tapered portion 3 of the bolt, and each having a wall thickness not less than 1/10 of the maximum diameter of the bolt. As shown, the bolt has a threaded outer end 2 to receive a nut, and has three frusto-conical portions 3. The smaller end of each portion 3 leads on to a cylindrical portion 5 of diameter equal to that of said smaller end, a respective sleeve 7 being carried by each portion 5. Each sleeve 7 has a longitudinal split 8 and has its end facing the respective tapered portion 3 divided by slots 9 into fingers 10.
GB9434/76A 1975-03-19 1976-03-09 Expandable fastener Expired GB1517431A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7503103*[A SE384071B (en) 1975-03-19 1975-03-19 DEVICE AT AN EXPANDER BOLT

Publications (1)

Publication Number Publication Date
GB1517431A true GB1517431A (en) 1978-07-12

Family

ID=20323998

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9434/76A Expired GB1517431A (en) 1975-03-19 1976-03-09 Expandable fastener

Country Status (11)

Country Link
JP (1) JPS51117265A (en)
CA (1) CA1036849A (en)
DE (1) DE2607451A1 (en)
DK (1) DK116376A (en)
FI (1) FI52899C (en)
FR (1) FR2304813A1 (en)
GB (1) GB1517431A (en)
IT (1) IT1062926B (en)
NO (1) NO142044C (en)
PL (1) PL106039B1 (en)
SE (1) SE384071B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137712A (en) * 1983-04-08 1984-10-10 Perard Torque Tension Ltd Rock bolt assembly
GB2212581A (en) * 1987-11-17 1989-07-26 Dom Holdings Plc Anchor bolt
CN107956777A (en) * 2017-11-17 2018-04-24 黄传勇 A kind of polycyclic pull explosive screw

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2733007C2 (en) * 1977-07-21 1987-03-19 Hilti Ag, Schaan Adhesive anchor
US4366651A (en) * 1979-10-06 1983-01-04 Newport Borough Council, Of Civic Centre Fixing devices
SE420009B (en) * 1979-12-21 1981-09-07 Ericsson Telefon Ab L M EXPANDER SCREW FOR FIXING IN A SPACE
NO159678C (en) * 1982-05-14 1989-01-25 Weidmann H Ag MOUNTAIN SECURING ANCHOR.
JPS6051312U (en) * 1983-09-16 1985-04-11 清水建設株式会社 hole-in anchor
US4688977A (en) * 1984-01-13 1987-08-25 Seetaram Joan P Stud anchor
DE3637658A1 (en) * 1986-11-05 1988-05-19 Hilti Ag SPREADING DOWEL WITH TWO DIFFERENT SPREADING ACCOUNTS
DK0426951T3 (en) * 1989-11-04 1994-03-28 Upat Max Langensiepen Kg anchoring rod
DE4333498A1 (en) * 1993-10-01 1995-04-06 Upat Max Langensiepen Kg Expansion anchor
DE10020482A1 (en) * 2000-04-26 2001-10-31 Fischer Artur Werke Gmbh Anchors for soft or porous building materials
US20100272536A1 (en) 2009-04-22 2010-10-28 Stanley Kaplan Double collar wedge anchor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB367547A (en) * 1934-04-27 1932-02-25 Noel Phillips Improvements in expansion sockets for bolts for building and engineering purposes
US2139167A (en) * 1938-06-24 1938-12-06 George W Marshall Bolt anchor
US3302509A (en) * 1964-04-03 1967-02-07 Henry J Modrey Expansion anchor
DE1814485C3 (en) * 1968-12-13 1980-09-04 Hilti Ag, Schaan (Liechtenstein) Fixing dowels

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2137712A (en) * 1983-04-08 1984-10-10 Perard Torque Tension Ltd Rock bolt assembly
GB2212581A (en) * 1987-11-17 1989-07-26 Dom Holdings Plc Anchor bolt
GB2212581B (en) * 1987-11-17 1991-08-14 Dom Holdings Plc An anchor bolt or fixing
CN107956777A (en) * 2017-11-17 2018-04-24 黄传勇 A kind of polycyclic pull explosive screw

Also Published As

Publication number Publication date
SE384071B (en) 1976-04-12
NO142044C (en) 1980-06-18
NO760957L (en) 1976-09-21
DK116376A (en) 1976-09-20
FI52899B (en) 1977-08-31
CA1036849A (en) 1978-08-22
DE2607451A1 (en) 1976-09-30
FI760371A (en) 1976-09-20
FI52899C (en) 1977-12-12
NO142044B (en) 1980-03-10
FR2304813A1 (en) 1976-10-15
JPS51117265A (en) 1976-10-15
PL106039B1 (en) 1979-11-30
IT1062926B (en) 1985-02-11
FR2304813B1 (en) 1980-05-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940309