What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.
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Class Number: 82 Class Title: TURNING Subclass Subclass Number Title 1.11 PROCESS OF TURNING 1.12 TALKING MACHINE TABLET 1.2 RADIALLY MOVING ROTATING TOOL INSIDE BORE 1.3 .Forming non-circular bore 1.4 .Tool simultaneously moving axially 1.5 ..Pivoted to tool-carrier 18 PATTERN SECTION 19 .Cam-controlled cutter 11 AXIAL PATTERN 11.1 .Having transverse tool and templet guide 11.2 ..With workpiece guage 11.3 ..Having electrical actuator 11.4 ...And hydraulic actuator 11.5 ..Having hydraulic actuator 12 .Pivoted tool rest 13 .Profiled cutter * TAPERS 15 .Offset work axis .Transversely shifted cutter 17 ..Templet controlled 16 ..Gear controlled 46 SEVERING OR CUT-OFF 47 .Processes 48 .Automatic and/or triggered control 49 .Combined with means to sharpen tool(s) 50 .Combined with means to apply fluid 51 .Combined with means to heat tool and/or work 52 .With dust or chip handling 53 .Including scrap cutting means 53.1 .Flying cutter type 54 .Cutting couple straddling work 55 ..With pattern, guide or cam means (noncircular product) 56 ..Plural cutting means (pairs, or pair, plus single) 57 ..Rotary shear pair 58 ...Tool axes parallel to axis of work rotation 59 .Interrelated means for tool infeed and circumrotation 60 ..Dependent upon reaction to work 61 ..Infeed cam disk rotation geared to tool holder rotation 62 ...Axial infeed cam 63 ...Including centrifugal balancing means 64 ...Scroll plate infeed cam 65 ..Infeed cam plate braked with respect to tool(s) carrier plate 66 ..Orbital cogwheel and fixed detent 67 ..Common gear means 68 ...Including adjustable means to vary gear speed 69 ...With manual disconnect lever 70 ..With means to feed work 70.1 .Infeed means 70.2 ..With means to circumrotate tool(s) about work 71 ...Fluid means for relative tool actuation 72 ...Gear means for tool actuation 73 ....Including axial camm 74 .....With indicator 75 ...Bell crank linkage for tool(s) holder 76 ...Resilient means for tool actuation 77 ....With means for manual retraction 78 ..Hand crank for tool holder 79 ..Power driven eccentric 80 ...Fluid motor 81 ...Plural tools 82 ..Tool within work 83 ..With means to rotate tool(s) 84 ...Including rotatable cutters supporting work 85 ...Planetating work mandrels 86 ...Pivoted tool carriage 87 ....With adjustable work stops 88 ...Eccentric periphery rotary tool 89 ...Means to feed work axially 90 ...Translatable work support carriage 91 ...With tool groove in support roll(s) 92 ..Rotatable tool(s) driven by contact with work 93 ...Axially movable tool support 94 ....Freely floating parallel to axis 95 .....With supplemental nonrotative tool 96 ....Including clutch control for work rotation 97 ...Including resilient means urging work against rotary support 98 ..Separate means for plural tools 99.1 ..Spring urged 99.2 ...For window shade 100 ..Tool adjustment and/or stop 101 ..With means to support and/or rotate work 102 ..With means to feed work 103 LATHE FOR PULLEY 104 LATHE FOR WHEEL OR AXLE 105 .In situ lathe for railroad wheel 106 LATHE FOR CRANK OR CRANK PIN 107 .Portable lathe for crank pin 108 .Having work oscillator 109 ..Having work driver 110 LATHE FOR SCREW CUTTING 111 .Having swinging feed nut and tool bar 112 PORTABLE LATHE FOR BRAKE DRUM, DISC, OR SHOE 113 PORTABLE LATHE FOR PIPE TURNING 114 PORTABLE LATHE FOR PISTON GROOVING 115 BENCH LATHE 116 .Watchmaker's lathe 117 LATHE 118 .With program control 119 ..And transmission 120 ..And tool turret 121 .With tool turret 122 .Vertical 123 .Having facing tool fed transverse to work 124 .With work feeder or remover 125 ..Magazine type 126 ...Bar feeder 127 ..Bar feeder 128 .Portable 129 .Multiple 130 .Having hollow cutter headd 131 .Revolvable cutter heads 132 .Carriage feed 133 ..Control 134 ...Electrical type 135 ..Apron mechanism 136 ...Feednut control 137 ..Slide rest 138 ...Multiple tool support 139 ...Tool relief 140 ..Change gears 141 ..Feedscrews and rods 142 .Headstock 143 ..Speed changing gear 144 ...Speed change gears for maintaining constant cutting speed 145 ..Spindle reverser 146 ..Spindle or work angler 147 ..Spindle and bearings 148 .Tailstock 149 .Bed 150 .Center 151 ..Alignment adjuster 152 .Attachment 153 ..Stop (e.g., carriage, tool, work, etc.) 154 ...Tool slide 155 ...Collet or spindle 156 ...Indexible (e.g., roll type, etc.) 157 .Tool and work rest 158 .Tool rest 159 ..Turret type holder (e.g., multiple tools, etc.) 160 ..Quick release tool or holder clamp 161 ..Tool post 162 .Work rest 163 ..With noise or vibration dampener 164 ..Center rest 165 WORK DRIVER 166 .Lathe dog 167 ..Cam grip 168 .Mandrel 169 ..Expansible 170 CENTERER 171 DRILL PRESS ATTACHMENT FOR TURNING 172 ATTACHMENT FOR CUTTING A VALVE 173 MISCELLANEOUS * ***************************** * CROSS-REFERENCE ART COLLECTIONS * ***************************** 900 LATHE THERMAL REGULATION 901 CHIP REMOVAL 902 OIL GROOVING DEVICE 903 BALANCING AND CENTERING 904 VIBRATING METHOD OR TOOL 905 TRANSMISSION ACCESSORY OR CONTROL