CA2086705A1 - Plaque de grippage a pression pour boulons a roc - Google Patents

Plaque de grippage a pression pour boulons a roc

Info

Publication number
CA2086705A1
CA2086705A1 CA 2086705 CA2086705A CA2086705A1 CA 2086705 A1 CA2086705 A1 CA 2086705A1 CA 2086705 CA2086705 CA 2086705 CA 2086705 A CA2086705 A CA 2086705A CA 2086705 A1 CA2086705 A1 CA 2086705A1
Authority
CA
Canada
Prior art keywords
base portion
gripper plate
push
opening
rock bolts
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.)
Granted
Application number
CA 2086705
Other languages
English (en)
Other versions
CA2086705C (fr
Inventor
Thomas L. Saab
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.)
Orica Canada Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2086705 priority Critical patent/CA2086705C/fr
Publication of CA2086705A1 publication Critical patent/CA2086705A1/fr
Application granted granted Critical
Publication of CA2086705C publication Critical patent/CA2086705C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21D21/0086—Bearing plates

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)
  • Combined Means For Separation Of Solids (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
CA 2086705 1993-01-05 1993-01-05 Plaque de grippage a pression pour boulons a roc Expired - Lifetime CA2086705C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2086705 CA2086705C (fr) 1993-01-05 1993-01-05 Plaque de grippage a pression pour boulons a roc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2086705 CA2086705C (fr) 1993-01-05 1993-01-05 Plaque de grippage a pression pour boulons a roc

Publications (2)

Publication Number Publication Date
CA2086705A1 true CA2086705A1 (fr) 1994-07-06
CA2086705C CA2086705C (fr) 1996-11-12

Family

ID=4150942

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2086705 Expired - Lifetime CA2086705C (fr) 1993-01-05 1993-01-05 Plaque de grippage a pression pour boulons a roc

Country Status (1)

Country Link
CA (1) CA2086705C (fr)

Also Published As

Publication number Publication date
CA2086705C (fr) 1996-11-12

Similar Documents

Publication Publication Date Title
USD313201S (en) Necklace
MX9601487A (es) Placa para pasta.
CA2206034A1 (fr) Dispositif de fixation amovible
USD316459S (en) Outdoor bollard lighting fixture
AU631881B2 (en) High strength fibre reinforced polymeric fasteners having threads, for example a nut and bolt
EP0202386A3 (en) An armchair structure having an adjustable anatomical configuration
IL90544A (en) Rivetless nut plate and fastener
USD296321S (en) Step extension for recreational vehicle
USD316758S (en) Outdoor bollard lighting fixture
USD324493S (en) Can
ES2003455A6 (es) Dispositivo tensor para el aprieto o el aflojamiento de pernos o esparragos
CA2086705A1 (fr) Plaque de grippage a pression pour boulons a roc
USD354905S (en) Anchor bolt
USD336356S (en) Poncho-coat combination
USD309261S (en) Jar
GB8913660D0 (en) Locking nuts and bolts
USD313204S (en) Buckle
USD330603S (en) Lighting fixture roof
USD317661S (en) Outdoor bollard lighting fixture
USD312597S (en) Ring
USD321015S (en) Dart board
CA2129619A1 (fr) Dispositif de verrouillage
USD320106S (en) Vegetable garnish
USD360945S (en) Allergy testing needles
USD346623S (en) Detachable base plate for a traffic sign

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry
MKEX Expiry

Effective date: 20130107