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Patent US3316022A successfully refreshed from Google Patents.
US3316022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hub cap assembly
Assignee: Chicago Rawhide Manufacturing Co Inc
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Filing: 1965-10-15
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Granted: 1967-04-25
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Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Robert O Isenbarger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:55
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/723; B; B60; B60B; B60B27/00; B60B27/001; B60B27/0073; B60B27/02; B60B35/00; B60B35/02; B60B35/025; B60B37/00; B60B37/10; B60B7/00; B60B7/0013; B60B7/002; B60B7/06; B60B7/061; B60B7/066; B60B7/14; B60B2310/00; B60B2310/30; B60B2310/318; B60B2360/00; B60B2360/30; B60B2360/32; B60B2380/00; B60B2380/10; B60B2380/14; B60B2900/00; B60B2900/20; B60B2900/212; B60B2900/50; B60B2900/541; B60Y; B60Y2200/00; B60Y2200/10; B60Y2200/14; B60Y2200/147; B60Y2200/20; B60Y2200/22; B60Y2200/221; F16C2326/00; F16C2326/01; F16C2326/02; Y; Y10; Y10S; Y10S277/00; Y10S277/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A FILLER PLUG ADAPTED FOR USE IN HUB ASSEMBLIES AND THE LIKE, SAID FILLER PLUG COMPRISING AN ANNULAR BODY PORTION HAVING AN OUTWARDLY FLARING MOUNTING PORTION ADAPTED FOR PRESS-IN CONSTRICTIVE FLUIDTIGHT ENGAGEMENT WITH AN OPENING IN A HUB CAP, SAID BODY PORTION FURTHER INCLUDING A DISK-LIKE FACE PORTION HAVING AN INTEGRAL HORN-SHAPED VENT PORTION EXTENDING REARWARDLY WITHIN SAID MOUNTING PORTION, SAID HORN-SHAPED VENT PORTION HAVING A NARROW SLIT AT THE INTERSECTION WITH SAID DISK PORTION EXTENDING THROUGH SAID FACE PORTION TO FORM A NORMALLY CLOSED VALVE, A DIAPHRAGM COVERING SAID HORNSHAPED VENT PORTION, SAID DIAPHRAGM BEING CARRIED BY SAID MOUNTING PORTION AND HAVING A SERIES OF PERFORATIONS ADJACENT THE MARGINAL EDGES THEREOF TO PERMIT INDIRECT COMMUNICATION WITH SAID HORN-SHAPED VENT PORTION THROUGH SAID DIAPHRAGM WHILE PREVENTING DIRECT CONTACT OF LUBRICANT THEREWITH.
Claim 2
Dependent Claim
131 words
A FILLER PLUG ADAPTED FOR USE IN HUB ASSEMBLIES AND THE LIKE, SAID FILLER PLUG COMPRISING AN ANNULAR BODY PORTION HAVING AN OUTWARDLY FLARING MOUNTING PORTION ADAPTED FOR PRESS-IN CONSTRICTIVE FLUIDTIGHT ENGAGEMENT WITH AN OPENING IN A HUB CAP, SAID BODY PORTION FURTHER INCLUDING A DISK-LIKE FACE PORTION HAVING AN INTEGRAL HORN-SHAPED VENT PORTION EXTENDING REARWARDLY WITHIN SAID MOUNTING PORTION, SAID HORN-SHAPED VENT PORTION HAVING A NARROW SLIT AT THE INTERSECTION WITH SAID DISK PORTION EXTENDING THROUGH SAID FACE PORTION TO FORM A NORMALLY CLOSED VALVE, A DIAPHRAGM COVERING SAID HORNSHAPED VENT PORTION, SAID DIAPHRAGM BEING CARRIED BY SAID MOUNTING PORTION AND HAVING A SERIES OF PERFORATIONS ADJACENT THE MARGINAL EDGES THEREOF TO PERMIT INDIRECT COMMUNICATION WITH SAID HORN-SHAPED VENT PORTION THROUGH SAID DIAPHRAGM WHILE PREVENTING DIRECT CONTACT OF LUBRICANT THEREWITH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |