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| Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
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| You are viewing a USPC Schedule. |
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| Class 409 | GEAR CUTTING, MILLING, OR PLANING |
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![[List of Pre Grant Publications for class 409 subclass 1]](../as.gif) | ![[List of Patents for class 409 subclass 1]](../ps.gif) | 1 | GEAR CUTTING |
| | 2 |  With regulation of operation by use of templet, card, or other replaceable information supply |
| | 4 | And burnishing simultaneously |
| | 5 | With compensation for backlash in drive means |
| | 6 | With work or product advancing |
| | 8 | Gear chamfering or deburring |
| | 10 | Gear tooth shape generating |
| | 11 |  Hobbing |
| | 12 |  Process |
| | 14 | Including means to shift hob between cutting passes |
| | 15 | With control means energized in response to activator stimulated by condition sensor |
| | 16 | Plural hobs |
| | 17 | Including infeed means |
| | 25 | Milling with radial faced tool |
| | 31 | By relative axial movement between synchronously indexing or rotating work and cutter |
| | 37 | Gear shaving |
| | 38 | Using rotary cutter |
| | 42 | Using reciprocating or oscillating cutter |
| | 48 | Making a noncircular gear, worm, rotor, or a planar-faced gear |
| | 49 | Gear shaving |
| | 50 | Using rotary cutter |
| | 58 | Using reciprocating or oscillating cutter |
| | 61 | Work dividing or checking of work position or division |
| | 62 | With work clamping |
| | 63 | WITH FURBISHING OF CUTTER |
| | 64 | MILLING |
| | 65 | Thread or helix generating |
| | 66 | Process |
| | 67 | With means to regulate operation by use of templet, card, or other replaceable information supply |
| | 68 | Complete cycle |
| | 69 | To regulate cutting depth (e.g., relief, taper, etc.) |
| | 70 | To regulate rate of motion (e.g., stopping, etc.) |
| | 71 | With nonthread or nonhelix generating, milling cutter |
| | 72 | With means to advance work or product |
| | 73 | Plural cutters or work holders |
| | 74 | With planetary cutter |
| | 75 | Work means to move work axially and means to interrelate work movement with cutter rotation |
| | 76 | With means to rotate work and means to interrelatedly infeed the work relative to the cutter |
| | 78 | With means to circumferentially adjust the position of the cutter with respect to the work |
| | 79 | With regulation of operation by templet, card, or other replaceable information supply |
| | 80 | With sensing of numerical information and regulation without mechanical connection between sensing means and regulated means (i.e., numerical control) |
| | 81 | To cut lock key |
| | 84 | Process |
| | 85 | Reproducing means |
| | 86 | Including pantograph cutter-carrier |
| | 87 |  And means to move work at work station |
| | 89 | Pivotally supported for vertical movement |
| | 90 | And means to counterbalance carrier |
| | 91 | Including plural cutters |
| | 92 | By use of pivotally supported tracer |
| | 93 | Duplicating means |
| | 94 | With means for operation without manual intervention |
| | 95 |  To make a double curvature foil |
| | 96 | Including means to sense optical or magnetic image |
| | 97 | With means to support templet above or under work |
| | 98 | Including tracer adapted to trigger electrical energy |
| | 99 |  To actuate electrically driven work or tool moving means |
| | 100 | To actuate fluid driven work or tool moving means |
| | 101 | Including tracer adapted to trigger fluid energy |
| | 104 | And provision for circumferential relative movement of cutter and work |
| | 106 | Including plural cutters |
| | 107 | Including cross-slide tool carrier |
| | 108 | Including plural cutters |
| | 109 | Including cross-slide tool carrier |
| | 110 | With means to support templet above or under work |
| | 111 | With provision for circumferential relative movement of cutter and work |
| | 112 | With provision for circumferential relative movement of cutter and work |
| | 115 | For using planar templet in cutting profile (e.g., contour map from planar map, etc.) |
| | 116 | Including means for operation without manual intervention |
| | 117 | Including means for operation without manual intervention |
