US6491087B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct chill casting mold system
Assignee: Individual
•
Filing: 2000-05-15
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Granted: 2002-12-10
•
Expires: 2020-05-15
Abstract
Abstract An embodiment includes a casting mold. The casting mold may include a mold body having a direction surface and a coolant box coupled to the mold body. The casting mold further may include a coolant ring having a regulation surface where the coolant ring may be coupled to the coolant box so as to bring the regulation surface and the direction surface together to form a nozzle. The casting mold further may include a mold starting head.
Inventors
- 👤 Ravindra V. Tilak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:41
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/049
Claims Analysis
Total Claims: 33
Claim 1
Independent Claim
160 words
A direct chill casting mold, comprising: a mold body comprising a direction surface; a means for holding coolant coupled to the underside of the mold body; a coolant ring comprising a regulation surface, the coolant ring coupled to the underside of the means for holding coolant so as to bring the regulation surface and the direction surface adjacent to one another to form a nozzle, the direction surface having a position relative to a position of the regulation surface, wherein at least one of the position of the direction surface and the position of the regulation surface is adjustable a mold starting head; a heat absorbing ring, wherein said absorbing ring comprises a porous ring having a height, wherein the height of said porous ring is in the range of ⅜ inches to ⅞ inches; and a lubrication supply routed from the underside of the coolant ring, through an interior of the coolant ring, and coupled to the mold casing.
Claim 2
Dependent Claim
160 words
A direct chill casting mold, comprising: a mold body comprising a direction surface; a means for holding coolant coupled to the underside of the mold body; a coolant ring comprising a regulation surface, the coolant ring coupled to the underside of the means for holding coolant so as to bring the regulation surface and the direction surface adjacent to one another to form a nozzle, the direction surface having a position relative to a position of the regulation surface, wherein at least one of the position of the direction surface and the position of the regulation surface is adjustable a mold starting head; a heat absorbing ring, wherein said absorbing ring comprises a porous ring having a height, wherein the height of said porous ring is in the range of ⅜ inches to ⅞ inches; and a lubrication supply routed from the underside of the coolant ring, through an interior of the coolant ring, and coupled to the mold casing.
Claim 3
Dependent Claim
25 words
The direct chill casting mold of claim 1 , the heat absorbing ring being defined by a span that is less than {fraction (15/8)} inches.
Claim 4
Dependent Claim
23 words
The direct chill casting mold of claim 2 , wherein the span is in the range of ⅞ inches and {fraction (14/8)} inches.
Claim 5
Dependent Claim
40 words
The direct chill casting mold of claim 1 , the heat absorbing ring further comprising a mold tang having a height, wherein the height of said mold tang is in the range of {fraction (2/8)} inches to {fraction (6/8)} inches.
Claim 6
Dependent Claim
29 words
The direct chill casting mold of claim 1 , wherein the direction surface is defined by an angle, wherein the angle is in the range of 60° to 85°.
Claim 7
Dependent Claim
28 words
The direct chill casting mold of claim 5 , wherein the angle is in the range of 60° to 75° and is in reference to a horizontal plane.
Claim 8
Dependent Claim
20 words
The direct chill casting mold of claim 5 , wherein the angle is in the range of 67° to 72°.
Claim 9
Dependent Claim
57 words
The direct chill casting mold of claim 1 , the mold body further comprising a mold casing comprising a mold tang, a retaining ring, and a porous ring coupled to the mold casing at a location that is adjacent to the mold tang, wherein the retaining ring couples the mold casing to the means for holding coolant.
Claim 10
Dependent Claim
21 words
The direct chill casting mold of claim 1 , wherein the means for holding coolant is part of a mold table.
Claim 11
Dependent Claim
33 words
The direct chill casting mold of claim 1 , further comprising: a baffle ring configured to fit within the means for holding coolant and retained by the mold body and the coolant ring.
Claim 12
Dependent Claim
28 words
The direct chill casting mold of claim 1 , the regulation surface being defined by an angle, wherein the angle is in the range of 0° to 90°.
Claim 13
Dependent Claim
20 words
The direct chill casting mold of claim 11 , wherein the angle is in the range of 4° to 12°.
Claim 14
Dependent Claim
14 words
The direct chill casting mold of claim 12 , wherein the angle is 6°.
Claim 15
Dependent Claim
22 words
The direct chill casting mold of claim 1 , wherein the nozzle includes an nozzle opening, wherein the nozzle opening is adjustable.
Claim 16
Dependent Claim
23 words
The direct chill casting mold of claim 14 , wherein the nozzle opening is in the range of 0.050 inches to 0.150 inches.
Claim 17
Dependent Claim
23 words
The direct chill casting mold of claim 15 , wherein the nozzle opening is in the range of 0.070 inches to 0.108 inches.
Claim 18
Dependent Claim
22 words
The direct chill casting mold of claim 1 , wherein the nozzle includes a nozzle height, wherein the nozzle height is adjustable.
Claim 19
Dependent Claim
34 words
The direct chill casting mold of claim 17 , wherein the nozzle height is in the range of plus or minus 0.200 inches relative to a position in which the nozzle height is zero.
Claim 20
Dependent Claim
34 words
The direct chill casting mold of claim 18 , wherein the nozzle height is in the range of zero inches to 0.100 inches relative to a position in which the nozzle height is zero.
Claim 21
Dependent Claim
20 words
The direct chill casting mold of claim 1 , wherein the nozzle height is adjustable in increments of 0.01 inches.
Claim 22
Dependent Claim
16 words
The direct chill casting mold of claim 20 , wherein the nozzle height is zero inches.
Claim 23
Dependent Claim
22 words
The direct chill casting mold of claim 1 , wherein the nozzle includes a nozzle distance, wherein the nozzle distance is adjustable.
Claim 24
Dependent Claim
23 words
The direct chill casting mold of claim 22 , wherein the nozzle distance is in the range of 0.06 inches to 0.36 inches.
Claim 25
Dependent Claim
29 words
The direct chill casting mold of claim 1 , wherein the nozzle distance is a multiple of at least one of 0.0010 and 0.0060, irrespective of the units used.
Claim 26
Dependent Claim
16 words
The direct chill casting mold of claim 24 , wherein the nozzle distance is 0.090 inches.
Claim 27
Dependent Claim
40 words
The direct chill casting mold of claim 1 , further comprising: at least one shim disposed between at least one of the means for holding coolant and the mold body and the coolant ring and the means for holding coolant.
Claim 28
Dependent Claim
30 words
The direct chill casting mold of claim 1 , further comprising: at least one gear in rotational contact with at least one of the mold body and the coolant ring.
Claim 29
Dependent Claim
19 words
The direct chill casting mold of claim 1 , further comprising: a feeder tube coupled to the mold body.
Claim 30
Dependent Claim
44 words
The direct chill casting mold of claim 28 , further comprising: an auxiliary system having at least one hydraulic box, a coolant supply box, a material box, and lubricant box; and a control system having a computer server in communication with the auxiliary system.
Claim 31
Dependent Claim
26 words
The direct chill casting mold of claim 29 further comprising: at least one computer client adapted to be coupled to the computer server through a network.
Claim 32
Dependent Claim
14 words
The direct chill casting mold of claim 30 wherein the network is the Internet.
Claim 33
Dependent Claim
19 words
The direct chill casting mold of claim 1 , wherein the means for holding coolant comprises a coolant box.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-12-09 | 2006-06-10 | 2006-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-12-09 | 2010-06-10 | 2010-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-12-09 | 2014-06-10 | 2014-12-10 | $7700.00 | Window Closed / Lapsed |