Patent US3741407A successfully refreshed from Google Patents.
US3741407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Converter handling vehicle
Assignee: Voestalpine AG
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Filing: 1971-08-02
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Granted: 1973-06-26
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Expires: 1991-08-02
Abstract
Abstract The invention relates to a converter handling vehicle for transporting a converter and for positioning a converter into and removing it from a tiltable carrying ring, comprising a vehicle frame arranged on bogies, a liftable and lowerable carrying platform, a plurality of hydraulically operable lifting aggregates for receiving the converter and pressure spaces in said aggregates communicatingly connected by a common conduit for supplying a pressure agent. By means of these lifting aggregates it becomes possible to adapt the converter to an inclined or slanting position of the carrying ring when the converter is being put into position.
Inventors
- 👤 R Spannlang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:26
CPC Classifications
C; C21; C21C; C21C5/00; C21C5/28; C21C5/42; C21C5/46; C21C5/4686; B; B22; B22D; B22D41/00; B22D41/12
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
102 words
A converter handling vehicle for transporting a converter and for positioning a converter into and removing it froM a tiltable carrying ring, comprising a. a vehicle frame arranged on bogies, b. a carrying p atform connected to the frame, c. means for lifting and lowering the carrying platform, d. a plurality of hydraulically operable lifting means positioned around the circumference of the carrying platform adapted to contact the converter, and e. channel means in communication with the lifting means on the carrying platform, the channel means being communicatingly connected to a common conduit for accurately positioning a converter in the carrying ring.
Claim 2
Dependent Claim
102 words
A converter handling vehicle for transporting a converter and for positioning a converter into and removing it froM a tiltable carrying ring, comprising a. a vehicle frame arranged on bogies, b. a carrying p atform connected to the frame, c. means for lifting and lowering the carrying platform, d. a plurality of hydraulically operable lifting means positioned around the circumference of the carrying platform adapted to contact the converter, and e. channel means in communication with the lifting means on the carrying platform, the channel means being communicatingly connected to a common conduit for accurately positioning a converter in the carrying ring.
Claim 3
Dependent Claim
15 words
The converter handling vehicle set forth in claim 1, wherein the carrying platform is rotatable.
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) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |