expansion bolt

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expansion bolt [ik′span·shən ‚bōlt]

(design engineering)

A bolt having an end which, when embedded into masonry or concrete, expands under a pull on the bolt, thereby providing anchorage.

expansion bolt

expansion bolts

An anchoring device having an expandable socket that swells as a bolt is tightened into it; used in masonry walls for attaching timber, etc.

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No references found			At an extreme level, some climbers have even taking to drilling the rock as they go, inserting expansion bolts to which ropes can be clipped to make a solid anchor. John Bachar; OBITUARY by Daily Post (Liverpool, England) bolts: Typically, expansion bolts are glue-in bolts using special epoxy and are used as a type of permanent protection. A COLLECTION OF THOUGHTS ON CLIMBING by CRYSDALE, CRIS ANN / Parks & Recreation First of all use a length of timber running the length of the deck and secure it to the house wall with expansion bolts. BRITAIN: All decked out; EASTER GARDENING by Daily Post (Liverpool, England)			expanded sweep expanded vermiculite expanded-flow bin expanded-metal lath expanded-metal partition expander expander flange expanding expanding arm expanding bit expanding brake expanding cement expanding pile expanding population expanding square search expanding universe expanding vault expandor expansion expansion anchor expansion attic expansion bearing expansion bend expansion bit expansion board expansion bolt expansion bus expansion card expansion chamber expansion chucking reamer expansion coefficient expansion coil expansion cooling expansion ellipsoid expansion engine expansion factor expansion fastener expansion fissures expansion fit expansion fitting expansion joint expansion joint cover expansion joint filler expansion loop Expansion of Functions expansion opening expansion ratio expansion reamer expansion rollers expansion scab expansion shield			expansile infrastructure endosteal implant Expansile Osteolysis, Familial expansion expansion expansion expansion expansion expansion Expansion (computer science) Expansion (computer science) Expansion (computer science) Expansion (computer science) Expansion (computer science) Expansion (economics) Expansion (economics) Expansion (economics) expansion anchor expansion anchor Expansion and Labial Segment Alignment Appliance expansion attic expansion bearing expansion bend expansion bend expansion bit expansion bit expansion board expansion board expansion board expansion boards expansion boards expansion bolt expansion bolts expansion bolts Expansion bus Expansion bus expansion card expansion card Expansion cards Expansion cards Expansion chamber expansion chucking reamer expansion coefficient expansion coefficient Expansion Coil Expansion Coil expansion component Expansion Control Card expansion cooling Expansion Cross-Connect Expansion curve expansion ellipsoid Expansion engine expansion factor expansion fastener expansion fastener expansion fissures expansion fit expansion fitting expansion fitting Expansion gear Expansion Index

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