NL87735C - - Google Patents

Info

Publication number
NL87735C
NL87735C NL87735DA NL87735C NL 87735 C NL87735 C NL 87735C NL 87735D A NL87735D A NL 87735DA NL 87735 C NL87735 C NL 87735C
Authority
NL
Netherlands
Application number
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.)
Publication date
Application granted granted Critical
Publication of NL87735C publication Critical patent/NL87735C/xx

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
    • F16B13/08—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 with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation
    • F16B13/0825—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 with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation with a locking element, e.g. sleeve, ring or key co-operating with a cammed or eccentrical surface of the dowel body
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/008—Anchoring or tensioning means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Joining Of Building Structures In Genera (AREA)
NL87735D 1956-04-06 NL87735C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL809987X 1956-04-06

Publications (1)

Publication Number Publication Date
NL87735C true NL87735C (xx) 1900-01-01

Family

ID=19836816

Family Applications (2)

Application Number Title Priority Date Filing Date
NL206065D NL206065A (xx) 1956-04-06
NL87735D NL87735C (xx) 1956-04-06

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL206065D NL206065A (xx) 1956-04-06

Country Status (4)

Country Link
BE (1) BE558463A (xx)
FR (1) FR1170573A (xx)
GB (1) GB809987A (xx)
NL (2) NL87735C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438760A1 (fr) * 1978-10-13 1980-05-09 Lugt Gerrit V D Cheville d'ancrage

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427919A (en) * 1966-06-07 1969-02-18 Wej It Expansion Products Inc Wedge expansion device
US3478640A (en) * 1968-02-19 1969-11-18 Elders G W Roof bolt connection
DE2657353A1 (de) * 1976-12-17 1978-06-29 Hilti Ag Spreizduebel
NL164369C (nl) * 1977-04-27 1980-12-15 Gerrit Willem Van Der Lugt Zelfborgende ankerbout.
USRE31776E (en) * 1977-09-21 1984-12-25 The Eastern Company Resin reinforced expansion anchor and method of installation
US4162133A (en) * 1977-09-21 1979-07-24 The Eastern Company Resin reinforced expansion anchor and method of installation
DE3018875A1 (de) * 1980-05-16 1981-11-26 Hilti AG, 9494 Schaan Befestigungselement
DE3346214A1 (de) * 1983-12-21 1985-07-11 Hilti Ag, Schaan Spreizduebel mit ankerbolzen und spreizschalen
DE3442384A1 (de) * 1984-11-20 1986-05-22 Hilti Ag, Schaan Spreizduebel
DE4433918A1 (de) * 1994-04-21 1995-10-26 Fischer Artur Werke Gmbh Befestigungselement mit Spreizelement
DE4423234A1 (de) * 1994-07-02 1996-01-04 Fischer Artur Werke Gmbh Befestigungselement
US5885031A (en) * 1997-12-08 1999-03-23 White; Claude Mine roof bolt anchor
CN104676227A (zh) * 2015-02-12 2015-06-03 鸡西龙辰节能科技有限公司 可回收式矿井设备快速拆卸固定装置及固定和回收方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438760A1 (fr) * 1978-10-13 1980-05-09 Lugt Gerrit V D Cheville d'ancrage

Also Published As

Publication number Publication date
NL206065A (xx)
FR1170573A (fr) 1959-01-15
GB809987A (en) 1959-03-04
BE558463A (xx)

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