|
|
| Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP |
| You are viewing a USPC Schedule. |
Class 454 | VENTILATION |
| Click here for a printable version of this file | |
| 1 | CHIMNEY OR STACK |
| 2 | Vehicle |
| 3 | Chimneytop or stacktop structure (e.g., cowl) |
| 4 | Cap closure |
| 8 | Inlet and outlet |
| 10 | Inlet |
| 12 | With means for mounting on brick-type chimney |
| 15 | With rotary means in air current (e.g., fan, etc.) |
| 16 | Driven by external power source |
| 17 | Having air current responsive adjustment means (e.g., wind vane, etc.) |
| 18 | Cage-type blade set |
| 20 | Having air current responsive adjustment means |
| 21 | Wind vane |
| 26 | Current regulator |
| 27 | Having readily movable air current regulating means |
| 32 | T-top |
| 33 | Spiral or plural stacked rings |
| 34 | Four-side outlets with shield |
| 35 | Spaced cap |
| 39 | Having air current inducing jet |
| 41 | Having liquid drain |
| 42 | Having internal air current guide |
| 43 | Having flue heater |
| 44 | Having lining or sleeve |
| 48 | EXTERIOR VAULT OR MANHOLE COVER |
| 49 | WORKSTATION VENTILATOR (E.G., HOOD, OFFTAKE, ETC.) |
| 50 | Spray booth |
| 56 | Covered workbench chamber (e.g., fume hood, etc.) |
| 57 | Having air inlet separate from access opening |
| 61 | Having outlet airway flow adjustment means |
| 63 | Movable |
| 66 | Having inlet airway |
| 67 | Having canopy exhaust hood |
| 68 | ELEVATOR |
| 69 | VEHICLE (E.G., AUTOMOBILE, ETC.) |
| 70 | Pressure regulation |
| 75 | Having automatic control means |
| 76 | Aircraft |
| 78 | Waterborne |
| 83 | Railcar, bus, or trailer |
| 84 | Locomotive cab |
| 87 | Sleeping car |
| 88 | Freight |
| 93 | Condensation preventer (e.g., defroster, etc.) |
| 94 | Having exterior cap closure for vent |
| 95 | Having window or entry-door ventilation structure |
| 99 | Having forced recirculation |
| 103 | Having both inlet and outlet airways |
|