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2. Anchor bolt - Wikipedia

   en.wikipedia.org/wiki/Anchor_bolt

   Bonded anchors are also referred as adhesive anchors [9] or chemical anchors. The anchoring material is an adhesive (also called mortar) [3] usually consisting of epoxy, polyester, or vinylester resins. [1] In bonded anchors, the force-transfer mechanism is based on bond stresses provided by binding organic materials.

3. Hilti - Wikipedia

   en.wikipedia.org/wiki/Hilti

   In 1974 Hilti started to develop and market anchor bolts, and in 1977 Hilti introduced its first chemical anchor product line. Two more production facilities were opened, a plastic manufacturing plant in Germany purchased in 1975 and a plant in England acquired in 1978.

4. Powder-actuated tool - Wikipedia

   en.wikipedia.org/wiki/Powder-actuated_tool

   Ramset powder-actuated tool. A powder-actuated tool (PAT, often generically called a Hilti gun or a Ramset gun after their manufacturing companies) is a type of nail gun used in construction and manufacturing to join materials to hard substrates such as steel and concrete.

5. Bolt (fastener) - Wikipedia

   en.wikipedia.org/wiki/Bolt_(fastener)

   Terminology of a bolt. Anchor bolt - Bolt designed to allow objects to be attached to concrete. The bolt head is usually placed in concrete before it has cured or placed before the concrete is poured, leaving the threaded end exposed. Arbor bolt - Bolt with a washer permanently attached and reversed threading.

6. Concrete cone failure - Wikipedia

   en.wikipedia.org/wiki/Concrete_cone_failure

   Concrete cone is one of the failure modes of anchors in concrete, loaded by a tensile force. The failure is governed by crack growth in concrete, which forms a typical cone shape having the anchor's axis as revolution axis .

7. Molly (fastener) - Wikipedia

   en.wikipedia.org/wiki/Molly_(fastener)

   Figure 1 of the original patent for the molly bolt, U.S. Patent No. 2,018,251. The molly bolt was patented in 1934 by George Frederick Croessant. [3] Although his patent acknowledges that expandable fasteners of this general kind were already known, Croessant's patent is intended to provide "an improved and adequate anchoring grip that may be retightened if necessary and that will permit ...