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Class Information
Number: 175/118
Name: Boring or penetrating the earth > With means to simultaneously feed and rotate tool from a single mechanical element > With feed anchor in earth wall being bored
Description: Apparatus in which a means is provided to anchor some part of the feed means into the wall which is being bored, whereby the anchor is adapted to directly resist the reactionary pull of the feeding force.










Patents under this class:

Patent Number Title Of Patent Date Issued
7874380 Method and device for drilling, particularly percussion or rotary percussion drilling, a hole in soil or rock material Jan. 25, 2011
7591328 Drilling and anchor setting tool Sep. 22, 2009
7055630 Erection of signs using a single vehicle Jun. 6, 2006
5392869 Anchor bolt drilling and setting device Feb. 28, 1995
4067397 Hand-operated device for drilling blast-holes Jan. 10, 1978











 
 
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