US3826166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire shredding machine
Assignee: Individual
•
Filing: 1972-10-25
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Granted: 1974-07-30
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Expires: 1992-10-25
Abstract
Abstract A tire shredding machine comprises a pair of relatively reciprocable platens formed with complimentary sets of guillotine-type blades. An hydraulic ram is provided for operating the platens and the machine has an ejector mechanism for expelling shred material from between the blades.
Inventors
- 👤 N Hemmings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:20
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/003; B26D3/005; B26D1/00; B26D1/01; B26D1/04; B26D1/06; B26D1/08; B26D1/09; B26D1/12; B26D1/25; B26D1/34; B26D1/38; B29; B29B; B29B17/00; B29B17/04; B29B17/0412; B29B2017/0424; B29B2017/044; B29L; B29L2030/00; F; F02; F02G; F02G2244/00; F02G2244/50; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/52; Y02W30/62; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/2142; Y10T83/2148; Y10T83/215; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/8831
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
62 words
A shredding machine particularly for shredding vehicle tires comprising a pair of relatively reciprocable platens capable of receiving a vehicle tire therebetween, the platens being provided with complimentary sets of guillotine-type blades, and hydraulic rams means for closing the platens on one another to slit an article positioned between the platens into segments by interoperation of the blades of the respective platens.
Claim 2
Dependent Claim
62 words
A shredding machine particularly for shredding vehicle tires comprising a pair of relatively reciprocable platens capable of receiving a vehicle tire therebetween, the platens being provided with complimentary sets of guillotine-type blades, and hydraulic rams means for closing the platens on one another to slit an article positioned between the platens into segments by interoperation of the blades of the respective platens.
Claim 3
Dependent Claim
25 words
A machine as claimed in claim 1 including an ejector mechanism for removing material from between the blades of each platen after a shredding operation.
Claim 4
Dependent Claim
69 words
A machine as claimed in claim 2 wherein the ejector mechanism comprises bars fitting between the blades of each platen, the bars associated with one platen being fixed in position with respect to the bars associated with the other platen in the opening and closing direction of the platens to provide relative movement between the platens and their respective sets of bars during opening and closing of the platens.
References Cited (Backward Citations)
US1076384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-07-29 | 1978-01-28 | 1978-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-29 | 1982-01-28 | 1982-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-29 | 1986-01-28 | 1986-07-30 | $7700.00 | Window Closed / Lapsed |