Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 23, 2009
Patent Application Number
11187596
Date Filed
July 22, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A vibrating device for surfacing concrete comprising a surfacing blade, a vibration-causing assembly in communication with the surfacing blade and an actuator in communication with the vibration-causing assembly so as to cause the vibration-causing assembly to impart a vibratory motion to the blade. A seal member is mounted about the junction between the actuator and the vibration-causing assembly. The said seal member seals the junction from concrete during surfacing.
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