Patent ID: 7011789
Filing Date: 2006-03-14
Classification: B23K,B23Q

Abstract:
1. An apparatus for removing debris from under a work table, comprising: a blade carriage; a drive mechanism for conveying the blade carriage under the table between forward and rearward positions; a blade; an arm assembly connected to the blade and movably mounted to the carriage for moving the blade between a scraping position, in which a lower edge of the blade is adapted to contact and scrape a collection surface under the table as the carriage moves forward, and a retracted position in which the lower edge of the blade is adapted to be spaced above the collection surface as the carriage moves rearward; a forward trip member for contact by the arm assembly at the forward position to cause the arm to move the blade from the scraping position to the retracted position; and a rearward trip member for contact by the arm assembly at the rearward position to cause the arm to move the blade from the retracted position to the scraping position.