US4242111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed air dryer
Assignee: Individual
•
Filing: 1979-03-16
•
Granted: 1980-12-30
•
Expires: 1999-03-16
Abstract
Abstract An appliance for attachment to a compressed air line leading from an air compressor, the appliance including a container containing an interchangeable waste dryer made of remnant fabrics and through which the air passes so that moisture from the air is absorbed thereby, and the appliance, in another model thereof, additionally including a water cooled tubes so to cool the passing air and condense the moisture therefrom.
Inventors
- 👤 Andrew Arends
- 👤 Gary W. Arends
- 👤 George Spector
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:34
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26; B01D53/265; Y; Y10; Y10S; Y10S55/00; Y10S55/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A compressed air dryer, comprising in combination, a canister having a removable cover closing an open upper end thereof, an inlet pipe having an upturned portion positioned in a lower end of said cannister, an outlet pipe positioned near an upper end of said canister, and means inside said canister for dehumidifying air moving through said pipes, said means including an inverted splatter cup mounted over said upturned portion of said inlet pipe, said cup including a side wall encompasing and extending below said portion, coiled finned cooling tubes mounted above said cup for cooling the air and condensing the moisture in the air, a screen filter mounted above said tubes, spacers mounted on said filter, wire mesh supported by said spacers above said screen filter and a cloth remnant on said mesh, said outlet pipe being located above said mesh and remnant.
Claim 2
Dependent Claim
143 words
A compressed air dryer, comprising in combination, a canister having a removable cover closing an open upper end thereof, an inlet pipe having an upturned portion positioned in a lower end of said cannister, an outlet pipe positioned near an upper end of said canister, and means inside said canister for dehumidifying air moving through said pipes, said means including an inverted splatter cup mounted over said upturned portion of said inlet pipe, said cup including a side wall encompasing and extending below said portion, coiled finned cooling tubes mounted above said cup for cooling the air and condensing the moisture in the air, a screen filter mounted above said tubes, spacers mounted on said filter, wire mesh supported by said spacers above said screen filter and a cloth remnant on said mesh, said outlet pipe being located above said mesh and remnant.
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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) | 1983-12-30 | 1984-06-30 | 1984-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-12-30 | 1988-06-30 | 1988-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-12-30 | 1992-06-30 | 1992-12-30 | $7700.00 | Window Closed / Lapsed |