Patent ID: 7914057
Filing Date: 2011-03-29
Classification: A62B

Abstract:
1. A vacuum anchor assembly for anchoring a fall protection system to a surface of an anchorage structure, comprising: a) an anchor member having an air input connector, a venturi, and a seal member incorporated into the anchor member; b) the air input connector configured and arranged to receive air from a pressurized air source; c) the venturi in fluid communication with the air input connector configured and arranged to receive air and create a vacuum therefrom; d) the seal member in fluid communication with the venturi configured and arranged to receive the vacuum and resulting suction and create a seal between the anchor member and the surface of the anchorage structure sufficient to operatively connect the anchor member to the surface of the anchorage structure with the vacuum and resulting suction created within the anchor member; and e) a check valve and a control valve incorporated into the anchor member between the venturi and the seal member to control the vacuum supplied to the seal member and allow for the anchor member to be released from the surface of the anchorage structure.