US3644098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic converter for exhaust gases
Assignee: Universal Oil Products Co
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Filing: 1969-09-18
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Granted: 1972-02-22
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Expires: 1989-09-18
Abstract
Abstract A catalytic converter for treating exhaust gas streams which has a removable catalyst cartridge embodied therein and which is designed to be connected directly to the exhaust ports of an internal combustion engine.
Inventors
- 👤 Ted V De Palma
- 👤 Robert S Carleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:40
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/28; F01N3/2839; F01N3/2846; F01N3/2882; F01N3/2892; F01N13/00; F01N13/08; F01N13/10; F01N2260/00; F01N2260/08; F01N2260/10; F01N2330/00; F01N2330/08; F01N2450/00; F01N2450/30; F01N2470/00; F01N2470/16; F01N2470/18; F01N2470/28; F01N2510/00; F01N2510/06; F01N2510/061; Y; Y10; Y10S; Y10S60/00; Y10S60/90
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
35 words
The catalytic converter of claim 1 further characterized in that a baffle means is provided in the inlet manifold section thereof for establishing uniform gas flow from said plural inlet means through the catalyst cartridge.
Claim 2
Dependent Claim
29 words
The catalytic converter of claim 1 further characterized in that said perforated cartridge is substantially rectangularly shaped and has sidewall portions abutting the interior of said elongated outer housing.
Claim 3
Dependent Claim
70 words
The catalytic converter of claim 1 further characterized in that the inlet perforate wall section is of segment-cylinder-form, the outlet perforate wall section is of segment-cylinder-form, spaced inwardly from said inlet perforate wall section, end partition means are connected to said perforate sections for preventing catalyst particles from flowing through the ends thereof, and in that the convex surface of said inlet perforate wall section contacts the inlet manifold section.
Claim 4
Dependent Claim
23 words
The catalytic converter of claim 1 further characterized in that holding means is provided within said housing for maintaining said cartridge in place.
Claim 5
Dependent Claim
67 words
The catalytic converter of claim 1 further characterized in that said outlet perforate wall section is of a segment-cylinder-form, said inlet perforate section of segment-cylinder-form spaced inwardly from said outlet segment-cylinder-form section, end partition means are connected to said perforate sections for preventing catalyst particles from flowing through the ends thereof, and in that the concave surface of said inlet perforate section contacts the inlet manifold section.
Claim 6
Dependent Claim
24 words
The cataLytic converter of claim 6 further characterized in that a holding means is provided within said housing for maintaining said cartridge in place.
Claim 7
Dependent Claim
25 words
The catalytic converter of claim 1 further characterized in that a reservoir means is provided connective with said catalyst cartridge for maintaining a filled cartridge.
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) | 1975-02-21 | 1975-08-23 | 1976-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-21 | 1979-08-23 | 1980-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-21 | 1983-08-23 | 1984-02-22 | $7700.00 | Window Closed / Lapsed |