US Patent Class 279-- CHUCKS OR SOCKETS-- MAIN HEADINGS

US Patent Class 279
CHUCKS OR SOCKETS-- Main Headings

		CLASS NOTES
2.01	DF	EXPANDING {6}
3	DF	VACUUM
4.01	DF	WITH FLUID-PRESSURE ACTUATOR {6}
5	DF	ANGULARLY ADJUSTABLE OR INDEXING
6	DF	ECCENTRIC
7	DF	THREADED GRIP
8	DF	LONGITUDINAL SCREW CLAMP
9.1	DF	SOCKET TYPE {27}
106	DF	PIVOTED JAW {3}
110	DF	RADIALLY RECIPROCATING JAWS {9}
125	DF	WITH SAFETY FEATURE
126	DF	WITH MEASURING, INDICATING OR CONTROL MEANS
127	DF	DOUBLE ACTING
128	DF	WITH MAGNETIC OR ELECTROSTATIC MEANS
129	DF	BY CENTRIFUGAL FORCE {2}
132	DF	COMPENSATION FOR ECCENTRICITY
133	DF	WITH CENTERING MEANS
134	DF	SEPARATE CHUCK-ACTUATING POWER SOURCE {1}
136	DF	FOR GEAR OR SPLINE MOLDING
137	DF	MORE THAN ONE SET OF GRIPPING MEANS
138	DF	TORSION MANDREL
139	DF	JAWS MOUNTED ON FLEXIBLE MEMBER; I.E., DIAPHRAGM
140	DF	MEANS TO PREVENT JAW LOOSENING
141	DF	MEMBER APPLIES AXIAL FORCE COMPONENT
142	DF	ACCESSORY OR COMPONENT {8}
158	DF	MISCELLANEOUS
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		CROSS-REFERENCE ART COLLECTIONS
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900	DF	ADAPTED FOR AUTOMATIC TOOL CHANGER
901	DF	CHUCK OR CHUCK JAW CHANGING MEANS
902	DF	KEYLESS TYPE SOCKET
903	DF	NEEDLE ROLLER TYPE SOCKET
904	DF	QUICK CHANGE SOCKET {1}
906	DF	SELF GRASPING SOCKET
907	DF	WASHER TYPE JAW OR ACTUATOR