| Class 193 | CONVEYORS, CHUTES, SKIDS, GUIDES, AND WAYS |
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![[List of Pre Grant Publications for class 193 subclass 1]](../as.gif) | ![[List of Patents for class 193 subclass 1]](../ps.gif) | 1 | MISCELLANEOUS |
| | 2R | CHUTES |
| | 3 |  Loading or trimming |
| | 4 | Unloading |
| | 7 | Fruit |
| | 8 | Mail |
| | 9 | Grain drill |
| | 10 | For rotary drum |
| | 11 | With sprayer |
| | 12 | Spiral |
| | 14 | Sectional, multiple-point discharge |
| | 15 | Vertically adjustable, bodily |
| | 16 | Horizontal and vertical swing |
| | 17 | Vertical swing |
| Horizontal swing |
| | 24 | Counterweight |
| | 25R | Flexible wall |
| | 25A |  Open-face chutes |
| | 25E | Individual elements |
| | 25AC | Ammunition chutes |
| | 25S | Resilient conduit or spring construction |
| | 25FT | Feed tracks |
| | 25B | Balloon or inflatable members |
| | 25C | Extensible, flexible chutes |
| | 27 | Zigzag |
| Vertical pipe |
| | 31R | Switch |
| | 32 | Retarder |
| | 33 | Wall |
| | 2A | Chute connections |
| | 2B | Wall vibrators |
| | 2C | Variable capacity troughs |
| | 2D | Endless gravity |
| | 2E | Cup |
| | 35R | ROLLERWAYS |
| | 36 | Switch |
| | 37 | Rollers |
| | 35A | Abutments and brakes for roller conveyers |
| | 35SS | Submerging and rising |
| | 35C | Centering and clamps (guides, generally) |
| | 35TE | Telescoping and extending |
| | 35F | Flexible |
| | 35MD | Multidirectional |
| | 35J | Joints |
| | 35G | Gates |
| | 35B | Biased rollers |
| | 35S | Spiral |
| | 38 | SKIDWAYS |
| | 41 | SKIDS |
| | 42 | ROLLER JACKS |
| | 44 | ORIENTER |
| | 45 | Manual or mechanical means moves article to upset |
| | 46 | Grooved or twisted chute |
| | 47 | Article upset about fixed point |
| | 48 | Article upset about movable point |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG1 | COIN CHUTE |
| | DIG2 | INDICATORS, SAFETY DEVICES AND SIGNALS |