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Class Information
Number: 173/139
Name: Tool driving or impacting >
Description:


Sub-classes under this class:

Class Number Class Name Patents
173/1 Processes 247
173/13 Drive controlled by relative axial movement of tool 90
173/140 Drive gearing advances relative to source or power 11
173/141 Advance causing or controlling means 33
173/162.1 Including means to vibrationally isolate a drive means from its holder 148
173/168 Passage in manipulating handle for drive motor motive fluid 76
173/170 Drive control operable by hand engaging manipulating handle 229
173/171 Miscellaneous 155
173/18 Drive controlled by relative movement of advance causing or controlling means or manipulating handle 22
173/184 With vehicle support for drive 77
173/19 Self-acting advance and retraction cycle 43
173/197 Work cleansing 20
173/2 Automatic control of power operated means 137
173/20 With indicating or signaling means 66
173/213 Means to drive tool about an axis 76
173/29 Convertible 111
173/30 With means engaged by part of human other than hand 19
173/31 With work engaging means supporting drive 30
173/38 Swinging arm causes advance with means to guide rectilinear tool advance 32
173/39 With means to adjust position of axis of tool advance 34
173/45 With means to space axis of tool advance relative to prior position 6
173/46 Combined 49
173/47 Drive adjustable to completely change kind of drive 38
173/49 Drive by means reacting to rotating eccentric mass 113
173/50 Power paths to plural tools from single drive 18
173/52 Single advance causing or controlling means or manipulating for plural drives 24
173/53 Hammer or tool shaft reciprocated by gripping means which release or yield to permit advance 36
173/81 Means to control advance and cyclically reciprocate a cable-operated hammer or tool 12
173/90 Impacting devices (e.g., hammers) 155
173/DIG.1 Operable submerged in liquid 32
173/DIG.2 Sound muffling 92
173/DIG.3 Lubrication 22
173/DIG.4 Liquid operated 27


Patents under this class:

Patent Number Title Of Patent Date Issued



 
 
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