Conveyors, chutes, skids, guides, and ways > Patents

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Class Information
Number: 193
Name: Conveyors, chutes, skids, guides, and ways >
Description: Includes devices limited to guiding material either vertically, horizontally, or at an inclination.

Class Number	Class Name	No. of Patents
193/2R	Chutes	142
193/2A	Chute connections	36
193/24	Counterweight	1
193/2E	Cup	0
193/2D	Endless gravity	16
193/25R	Flexible wall	39
193/25AC	Ammunition chutes	13
193/25B	Balloon or inflatable members	52
193/25C	Extensible, flexible chutes	33
193/25FT	Feed tracks	23
193/25E	Individual elements	18
193/25A	Open-face chutes	19
193/25S	Resilient conduit or spring construction	5
193/10	For rotary drum	40
193/7	Fruit	11
193/9	Grain drill	1
193/16	Horizontal and vertical swing	37
	Horizontal swing
193/23	Multiple-point discharge	36
193/22	Swiveled sections	21
193/3	Loading or trimming	33
193/8	Mail	10
193/32	Retarder	87
193/14	Sectional, multiple-point discharge	13
193/12	Spiral	34
193/13	Switch	0
193/31R	Switch	23
193/31A	Chute switches	32
193/4	Unloading	27
193/6	Extensible trough	27
193/5	Vehicle wall supported	32
193/2C	Variable capacity troughs	11
	Vertical pipe
193/29	Multiple-point discharge	28
193/30	Telescopic	31
193/17	Vertical swing	28
193/18	Counterweight	0
193/20	Valved	1
193/19	Varied	0
193/21	Valved	7
193/15	Vertically adjustable, bodily	16
193/2B	Wall vibrators	18
193/33	Wall	27
193/34	Vertical	48
193/11	With sprayer	7
193/27	Zigzag	30
193/28	Switch	2
193/DIG.1	Coin chute	25
193/DIG.2	Indicators, safety devices and signals	2
193/1	Miscellaneous	12
193/44	Orienter	28
193/47	Article upset about fixed point	28
193/48	Article upset about movable point	6
193/46	Grooved or twisted chute	35
193/45	Manual or mechanical means moves article to upset	16
193/42	Roller jacks	10
193/35R	Rollerways	220
193/35A	Abutments and brakes for roller conveyers	131
193/35B	Biased rollers	21
193/35C	Centering and clamps (guides, generally)	30
193/35F	Flexible	24
193/35G	Gates	13
193/35J	Joints	11
193/35MD	Multidirectional	99
193/37	Rollers	262
193/35S	Spiral	12
193/35SS	Submerging and rising	88
193/36	Switch	17
193/35TE	Telescoping and extending	43
193/41	Skids	18
193/38	Skidways	61
193/40	Retarder	60
193/39	Switch	7