SELF-ENERGIZING FASTENER SYSTEM

摘要

Self-Energizing Fastener System A self-energizing fastener system (11) including a tool for initiating energizing of a fastener (12) into a material such as concrete (30) wherein the fastener (12) and an energizing medium or propellant (17) are initially affixed to one another, and wherein the tool includes a means (50) for venting the propellant energy when the associated fastener has penetrated the material to a selected depth.