FI64224C - Bergbult - Google Patents

Bergbult Download PDF

Info

Publication number
FI64224C
FI64224C FI811252A FI811252A FI64224C FI 64224 C FI64224 C FI 64224C FI 811252 A FI811252 A FI 811252A FI 811252 A FI811252 A FI 811252A FI 64224 C FI64224 C FI 64224C
Authority
FI
Finland
Prior art keywords
bolt
rock
rock bolt
fastening
rod
Prior art date
Application number
FI811252A
Other languages
English (en)
Finnish (fi)
Other versions
FI64224B (fi
FI811252L (fi
Inventor
Tapio Kallio
Tauno Korhonen
Veikko Leiviskae
Jorma Pulkkinen
Kalevi Salo
Original Assignee
Neste Oy
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 Neste Oy filed Critical Neste Oy
Priority to FI811252A priority Critical patent/FI64224C/fi
Priority to ZA822551A priority patent/ZA822551B/xx
Priority to US06/370,275 priority patent/US4444529A/en
Priority to NO821294A priority patent/NO159956C/no
Priority to AT82302048T priority patent/ATE28494T1/de
Priority to CA000401359A priority patent/CA1208947A/en
Priority to DE8282302048T priority patent/DE3276827D1/de
Priority to EP82302048A priority patent/EP0064362B1/en
Priority to JP57068019A priority patent/JPS57184200A/ja
Publication of FI811252L publication Critical patent/FI811252L/fi
Publication of FI64224B publication Critical patent/FI64224B/fi
Application granted granted Critical
Publication of FI64224C publication Critical patent/FI64224C/fi

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Dowels (AREA)
  • Piles And Underground Anchors (AREA)
  • Rock Bolts (AREA)
  • Steroid Compounds (AREA)
  • Window Of Vehicle (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Inorganic Fibers (AREA)

Claims (7)

1. För förstärkning av berg avsett bultformigt fästelement (10), som innefattar en bultdel (11), vars ena ände fästs i ett i berget (21) borrat häl (12), och en fästanordning för fästande av den nämnda bultdelens (11) andra ände vid bergytan, kännetecknat av 5 den kombinationen, att det bultformiga fästelementets (10) bultdel (11) är bildad av ätminstone tva stangformiga element och att det bultformiga fästelementets (10) fästanordning innefattar en kilanordning (14) och en bricka (13).
2. Bultformigt fästelement enligt patentkravet 1, känneteck nat därav, att bultdelen (11) är bildad av tre stangformiga element (16a,16b,16c).
3. Bultformigt fästelement enligt patentkravet 1 eller 2, k ä n n e -15 tecknat därav, att de stängformiga elementen (16a,16b,16c) är stänger av kamstil.
4. Bultformigt fästelement enligt nägot av patentkraven 1-3, kännetecknat därav, att ett väsentligen triangelformigt häl (20a) är 20 upptaget i brickan (13).
5. Bultformigt fästelement enligt nägot av patentkraven 1-3, kännetecknat därav, att ett väsentligen cirkelformigt häl (20b) är upptaget i brickan (13). 25
6. Bultformigt fästelement enligt nägot av patentkraven 1-5, kännetecknat därav, att koniciteten hos kilanordningens (14) mot spetsdelen belägna hälft (14b) är väsentligt större än den andra hälftens (14a) konicitet. 30
7. Bultformigt fästelement enligt nägot av patentkraven 1-6, kännetecknat därav, att kilanordningens (14) tvärsnitt är en liksidig triangel.
FI811252A 1981-04-22 1981-04-22 Bergbult FI64224C (fi)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI811252A FI64224C (fi) 1981-04-22 1981-04-22 Bergbult
ZA822551A ZA822551B (en) 1981-04-22 1982-04-14 Rock bolt
US06/370,275 US4444529A (en) 1981-04-22 1982-04-20 Bolt-like fixing assembly for reinforcing rock structure
AT82302048T ATE28494T1 (de) 1981-04-22 1982-04-21 Felsanker.
NO821294A NO159956C (no) 1981-04-22 1982-04-21 Fjellarmeringsbolt.
CA000401359A CA1208947A (en) 1981-04-22 1982-04-21 Rock bolt
DE8282302048T DE3276827D1 (en) 1981-04-22 1982-04-21 Rock bolt
EP82302048A EP0064362B1 (en) 1981-04-22 1982-04-21 Rock bolt
JP57068019A JPS57184200A (en) 1981-04-22 1982-04-22 Lock bolt

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI811252 1981-04-22
FI811252A FI64224C (fi) 1981-04-22 1981-04-22 Bergbult

Publications (3)

Publication Number Publication Date
FI811252L FI811252L (fi) 1982-10-23
FI64224B FI64224B (fi) 1983-06-30
FI64224C true FI64224C (fi) 1983-10-10

Family

ID=8514328

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811252A FI64224C (fi) 1981-04-22 1981-04-22 Bergbult

Country Status (9)

Country Link
US (1) US4444529A (sv)
EP (1) EP0064362B1 (sv)
JP (1) JPS57184200A (sv)
AT (1) ATE28494T1 (sv)
CA (1) CA1208947A (sv)
DE (1) DE3276827D1 (sv)
FI (1) FI64224C (sv)
NO (1) NO159956C (sv)
ZA (1) ZA822551B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1331705C (en) * 1988-07-26 1994-08-30 Richard Roy Wood Rock anchor
GB2278902B (en) * 1993-06-08 1996-01-03 Millfield Enterprises Limited End fixing apparatus
DE10313689A1 (de) * 2003-03-28 2004-11-04 Storch, Dieter, Dipl.-Phys. Druckklemme mit sehr großer Haltekraft
CN103266608B (zh) * 2013-06-04 2016-01-06 山东科技大学 桁架组合式抗滑锚杆
CN103343536B (zh) * 2013-07-08 2016-05-18 山东科技大学 棘爪式土层锚杆及其应用
CA2957748C (en) 2017-02-13 2018-05-01 Lyle Kenneth Adams Rock bolt seal

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2690693A (en) * 1950-09-07 1954-10-05 Maxwell S Campbell Fastener with expanding spring gripping means
US2651962A (en) * 1951-06-25 1953-09-15 John V Hammond Wedge type bolt or pin
US2650476A (en) * 1952-07-11 1953-09-01 Samuel J Crockett Dowel rod anchor
FR1286600A (fr) * 1961-04-26 1962-03-02 Dervaux Ets Supports et organes similaires se fixant par auto-blocage élastique dans les trous de montage
FR87644E (fr) * 1965-04-01 1966-04-15 Forges Et Boulonneries Hermant Dispositif d'ancrage
US3373649A (en) * 1965-10-22 1968-03-19 Inv S And Inv Consultants Inc Split fastener with locking wedge
GB1195686A (en) * 1966-10-03 1970-06-17 James Deans Cumming Improvements in or relating to Friction Grip Fasteners
US3680430A (en) * 1970-05-06 1972-08-01 Cannon & Ass Inc Anchor bolt
DE2041526C3 (de) * 1970-08-21 1980-06-04 Dyckerhoff & Widmann Ag, 8000 Muenchen Zugglied für einen Verpreßanker
ZA721168B (en) * 1971-03-01 1972-11-29 Explosives & Chem Prod Improvements in or relating to the consolidation of rock strata
CA1007826A (en) * 1974-03-15 1977-04-05 Georg Kern Reinforcing member for anchoring device
FR2337812A1 (fr) * 1976-01-08 1977-08-05 Celtite Sa Perfectionnement au procede et dispositif pour le soutenement des parements dans les galeries de mines
DE2829158A1 (de) * 1978-07-03 1980-01-17 Hilti Ag Befestigungselement mit ankerbolzen und spreizkeil
DE2903694A1 (de) * 1979-01-31 1980-08-14 Gebirgssicherung Gmbh Gebirgsanker
AU514153B2 (en) * 1979-10-10 1981-01-29 Scott, J.J. Friction rock stabilizer

Also Published As

Publication number Publication date
EP0064362A3 (en) 1984-04-11
NO159956B (no) 1988-11-14
EP0064362A2 (en) 1982-11-10
JPS57184200A (en) 1982-11-12
ATE28494T1 (de) 1987-08-15
EP0064362B1 (en) 1987-07-22
CA1208947A (en) 1986-08-05
NO159956C (no) 1989-02-22
FI64224B (fi) 1983-06-30
US4444529A (en) 1984-04-24
NO821294L (no) 1982-10-25
FI811252L (fi) 1982-10-23
DE3276827D1 (en) 1987-08-27
JPH029159B2 (sv) 1990-02-28
ZA822551B (en) 1983-05-25

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: NESTE OY