US4594129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Installation for floating transport and processing of substrates
Assignee: INTEGRATED AUTOMATION Ltd OLD SCOTIA BUILDING PO BOX 92 ROAD TOWN TORTOLA BVI A TORTOLA CORP
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Filing: 1984-06-15
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Granted: 1986-06-10
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Expires: 2004-06-15
Abstract
Abstract Improved process installation (10) for double floating transport and processing of substrates (30), consisting of successive transporters (18) with process slots (28) positioned in between and tape (80) as transporting means for said substrates (30) and whereby tensioning means (24), (96) and (104) prevent an unallowable deformation of the transporters (18) and tape (80) during the processing with accompanying heat development.
Inventors
- 👤 Edward Bok
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:09
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/30; H10P72/36; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
108 words
Method of tensioning during processing of substrates and tape combrising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber, defined beneath said substrates and tape intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; and d. tensioning said tape accordingly as the heat of processing affects said tape.
Claim 2
Dependent Claim
108 words
Method of tensioning during processing of substrates and tape combrising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber, defined beneath said substrates and tape intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; and d. tensioning said tape accordingly as the heat of processing affects said tape.
Claim 3
Dependent Claim
109 words
Method of tensioning substrates during processing of substrates and tape comprising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; and d. compressing and stretching said longitudinal passage accordingly as heat of processing alters the dimensions of said longitudinal passage.
Claim 4
Dependent Claim
109 words
Method of tensioning substrates during processing of substrates and tape comprising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; and d. compressing and stretching said longitudinal passage accordingly as heat of processing alters the dimensions of said longitudinal passage.
Claim 5
Dependent Claim
121 words
Method of tensioning during processing of substrates and tape comprising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; d. tensioning said tape, accordingly as the heat of processing affects said tape; and e. compressing and stretching said longitudinal passage accordingly as heat of processing alters the dimensions of said longitudinal passage.
Claim 6
Dependent Claim
121 words
Method of tensioning during processing of substrates and tape comprising: a. advancing said substrates and tape through a longitudinal passage defined by an elongated housing having side and end walls and supporting pairs of transporter sections positioned above and below and extending laterally across said longitudinal passage; b. introducing a pressurized gaseous transport medium through said transporter sections and into said longitudinal passage; c. injecting a pressurized processing medium into a processing chamber intermediate pairs of said transporters, while continuously removing gaseous transport medium and pressurized processing medium; d. tensioning said tape, accordingly as the heat of processing affects said tape; and e. compressing and stretching said longitudinal passage accordingly as heat of processing alters the dimensions of said longitudinal passage.
Claim 7
Dependent Claim
33 words
Method of tensioning during processing of sutstrates and tape as in claim 1, including heating said transporter sections in the non-processing side of said housing, so as to balance the heat of processing.
Claim 8
Dependent Claim
26 words
Method of tensioning during processing of substrates and tape as in claim 4, including cooling by circulating with compressed gas above and below said longitudinal passage.
Claim 9
Dependent Claim
34 words
Method of tensioning substrates during processing of substrates and tape as in claim 2, wherein said stretching is greater than the maximum achievable stretching of said longitudinal passage as a result of temperature differences.
Claim 10
Dependent Claim
45 words
Method of tensioning during processing of substrates and tape as in claim 5, wherein a plurality of pairs of transporters are mounted upon frames supported within said longitudinal housing, each frame being compressible and stretchable, so as to offset temperature changes within said longitudinal passage.
Claim 11
Dependent Claim
21 words
Method of tensioning during processing of substrates and tape as in claim 7, wherein said tensioning means is by hydraulic means.
Claim 12
Dependent Claim
30 words
Method of tensioning during processing of substrates and tape as in claim 1, wherein said substrates are attched to said tape as a means of transport through said longitudinal passage.
Claim 13
Dependent Claim
25 words
Method of tensioning during processing of substrates and tape as in claim 9, wherein said tape is roughened as an aid to optimal heat transfer.
Claim 14
Dependent Claim
21 words
Method of tensioning during processing of substrates and tape as in claim 9, wherein said tape is oxidized on both sides.
Claim 15
Dependent Claim
24 words
Method of tensioning during processing of substrates and tape as in claim 3, wherein said tape together with said substrates functions as an electrode.
Claim 16
Dependent Claim
32 words
Method of tensioning during processing of substrates and tape as in claim 12, wherein said processing module includes a second electrode supported within said processing chamber so as to administer processing medium.
Claim 17
Dependent Claim
21 words
Method of tensioning during processing of substrates and tape as in claim 3, including pre-cleaning said tape prior to said processing.
Claim 18
Dependent Claim
20 words
Method of tensioning during processing of substrates and tape as in claim 3, including post-cleaning of said tape after processing.
Claim 19
Dependent Claim
28 words
Method of tensioning during processing of substrates and tape as in claim 9, including applying a thin adhesive layer upon said tape so as to secure said substrates.
Claim 20
Dependent Claim
36 words
Method of tensioning during processing of substrates and tape as in claim 1, wherein said transporter sections on the non-processing side of side tape are of greater width than the transporter sections of the processing side.
Claim 21
Dependent Claim
24 words
Method of tensioning during processing of substrates and tape as in claim 3, wherein said processing is by plasma, including aniosotropic and isotropic etchings.
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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) | 1989-06-09 | 1989-12-09 | 1990-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-06-09 | 1993-12-09 | 1994-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-06-09 | 1997-12-09 | 1998-06-10 | $7700.00 | Window Closed / Lapsed |