US3658267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for disintegrating tires and the like
Assignee: Individual
•
Filing: 1970-02-16
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Granted: 1972-04-25
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Expires: 1990-02-16
Abstract
Abstract A tire grinding apparatus comprising means for storing a plurality of tires therein, means for feeding the tires one at a time to a rotating holding means, with means disposed adjacent said holding means for grinding and pulverizing a tire into a powdered form with vacuum means provided for collecting the powdered rubber from said apparatus, said grinding means having feed means for moving said grinding means into grinding engagement with a tire held by said holding means, and tire bead disposal means positioned adjacent said tire holding means for cutting the remaining tire bead in two and swing finger means adapted to throw said tire bead down chute means when the pulverizing and cutting operations are completed.
Inventors
- 👤 Stanley J Burwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:08
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/04; B26; B26D; B26D3/00; B26D3/003; B26D3/005; B29B2017/0424; B29B2017/0484; B29L; B29L2030/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62; Y10; Y10S; Y10S241/00; Y10S241/31
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
62 words
An apparatus for disintegrating tires and the like comprising a rotatable mandrel for holding a tire thereon, means for securing the tire to said mandrel, pulverizing means for disintergrating the tire secured to the mandrel, means for releasing the tire bead from the mandrel and tire bead disposal means for cutting the remaining tire bead when it is released from the mandrel.
Claim 2
Independent Claim
62 words
An apparatus for disintegrating tires and the like comprising a rotatable mandrel for holding a tire thereon, means for securing the tire to said mandrel, pulverizing means for disintergrating the tire secured to the mandrel, means for releasing the tire bead from the mandrel and tire bead disposal means for cutting the remaining tire bead when it is released from the mandrel.
Claim 3
Dependent Claim
31 words
The apparatus of claim 1 wherein tire feed means are provided for feeding a tire to said mandrel, including a feed magazine and swinging plate means of an escapement-type feed mechanism.
Claim 4
Dependent Claim
89 words
The apparatus of claim 2 wherein said swinging plate means includes substantially vertical shaft means with a first set of spaced horizontal plates disposed thereon, and a second set of spaced horizontal plates disposed on said shafts below first set of plates at least one tire width therebelow, and plate actuating means for swinging said second set of plates below a tire in said magazine at one time to support a tire thereon while simultaneously swinging said first set of plates to a retracted position outside of said magazine.
Claim 5
Dependent Claim
32 words
The apparatus of claim 3 wherein a third set of swingable plates is disposed on said shafts adjacent said mandrel to support a tire thereon until it is held by said mandrel.
Claim 6
Dependent Claim
13 words
The apparatus of claim 4 wherein said mandrel is of an expandable type.
Claim 7
Dependent Claim
24 words
The apparatus of claim 5 wherein rotatable guide means are provided on said mandrel for guiding a tire from said magazine onto said mandrel.
Claim 8
Dependent Claim
19 words
The apparatus of claim 6 wherein said pulverizing means include an endless belt sander disposed on rotatable pulley means.
Claim 9
Dependent Claim
40 words
The apparatus of claim 7 wherein articulated frame means are provided for said pulverizing means and actuating means are provided for said articulated frame means to feed said pulverizing means toward and away from a tire disposed on said mandrel.
Claim 10
Dependent Claim
22 words
The apparatus of claim 8 wherein said tire bead disposal means includes cutter means adjacent said mandrel for cutting the tire bead.
Claim 11
Dependent Claim
34 words
The apparatus of claim 9 wherein said disposal means includes a swingable rod means and chute means and actuating means for swinging said rod means to throw said cut tire bead down said chute.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-25 | 1975-10-25 | 1976-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-25 | 1979-10-25 | 1980-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-25 | 1983-10-25 | 1984-04-25 | $7700.00 | Window Closed / Lapsed |