US3158177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow stream diffuser member
Assignee: Universal Oil Products Co
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Filing: 1963-09-09
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Granted: 1964-11-24
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Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Henry A Schulz
- 👤 Robert M Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:32
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/02; B01J8/0278; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86348; Y10T137/86372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A DIFFUSER MEMBER FOR USE IN DISTRIBUTING A GASEOUS FLOW STREAM FROM AS SINGLE INLET PORT TO A LARGER CROSS-SECTIONAL AREA CONTACT ZONE, SUCH MEMBER COMPRISING IN COMBINATION, (A) A TRANSVERSE FLAT PLATE SECTION SIZED TO CONNECT WITH AND TRANSVERSE THE CROSS-SECTIONAL AREA OF SAID CONTACT ZONE, (B) A NON-PERFORATE CENTER PORTION FOR SAID PLATE SECTION, (C) NARROW OPEN SLOT MEANS ADJACENT THE PERIPHERY OF SUCH PLATE SECTION PROVIDING INLET STREAM FLOW INWARDLY ALONG THE INSIDE WALL OF SAID CONTACT ZONE, (D) A PLURALITY OF INLET OPENINGS THROUGH SAID PLATE SECTION IN A SPACED SYMMETRICAL ANNULAR PATTERN AROUND SAID NON-PERFORATE CENTER PORTION THEREOF AND (E) A FLOW STREAM DEFLECTOR MEMBER SLOPING AWAY FROM THE OUTER DOWNSTREAM EDGE OF EACH OF SAID SPACED INLET OPENINGS, WITH EACH OF SAID DEFLECTOR MEMBERS SLOPING IN A DOWNSTREAM DIRECTION TOWARD AN AXIS THAT IS NORMAL TO THE CENTER OF SAID DIFFUSER PLATE SECTION AND OF SAID CONTACT ZONE WHEREBY THERE IS OPPOSING DOWNSTREAM ANGULAR GASEOUS STREAM FLOW THROUGH EACH OF SAID SPACED INLET OPENINGS AND A RESULTING DIFFUSED FLOW INTO THE CONTACT ZONE.
Claim 2
Dependent Claim
179 words
A DIFFUSER MEMBER FOR USE IN DISTRIBUTING A GASEOUS FLOW STREAM FROM AS SINGLE INLET PORT TO A LARGER CROSS-SECTIONAL AREA CONTACT ZONE, SUCH MEMBER COMPRISING IN COMBINATION, (A) A TRANSVERSE FLAT PLATE SECTION SIZED TO CONNECT WITH AND TRANSVERSE THE CROSS-SECTIONAL AREA OF SAID CONTACT ZONE, (B) A NON-PERFORATE CENTER PORTION FOR SAID PLATE SECTION, (C) NARROW OPEN SLOT MEANS ADJACENT THE PERIPHERY OF SUCH PLATE SECTION PROVIDING INLET STREAM FLOW INWARDLY ALONG THE INSIDE WALL OF SAID CONTACT ZONE, (D) A PLURALITY OF INLET OPENINGS THROUGH SAID PLATE SECTION IN A SPACED SYMMETRICAL ANNULAR PATTERN AROUND SAID NON-PERFORATE CENTER PORTION THEREOF AND (E) A FLOW STREAM DEFLECTOR MEMBER SLOPING AWAY FROM THE OUTER DOWNSTREAM EDGE OF EACH OF SAID SPACED INLET OPENINGS, WITH EACH OF SAID DEFLECTOR MEMBERS SLOPING IN A DOWNSTREAM DIRECTION TOWARD AN AXIS THAT IS NORMAL TO THE CENTER OF SAID DIFFUSER PLATE SECTION AND OF SAID CONTACT ZONE WHEREBY THERE IS OPPOSING DOWNSTREAM ANGULAR GASEOUS STREAM FLOW THROUGH EACH OF SAID SPACED INLET OPENINGS AND A RESULTING DIFFUSED FLOW INTO THE CONTACT ZONE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |