Patent US4079740A successfully refreshed from Google Patents.
US4079740A
Expired / Lapsed
US
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Ear lobe piercing system
Assignee: Individual
•
Filing: 1975-09-29
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Granted: 1978-03-21
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Expires: 1995-09-29
Abstract
Abstract A piercing system employs a gun-like instrument in conjunction with encapsulated ball type piercers for sterile piercing of ear lobes.
Inventors
- 👤 Joseph E. Phalon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:13
CPC Classifications
A; A44; A44C; A44C7/00; A44C7/001
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
175 words
A system for piercing studs through ear lobes, comprising an instrument having first and second jaws, means mounting said jaws in mutually aligned relationship for movement toward and away from one another, a piercing stud having a shank pointed at one end and a ball at the other end, a first cartridge having a cylindrical bore, said stud being located in said cartridge with said ball slidably disposed in said bore, a thin disc mounted in said bore near one end thereof, said shank extending into the center of said disc, means for removably mounting said first cartridge in one of said jaws with said pointed end of said stud directed toward said second jaw, a second cartridge having a clutch located therein, means removably mounting said second cartridge in said second jaw in axial alignment with the shank of said stud, and means carried by said instrument for exerting an axial force on said ball to push said ball through said bore and to push said pointed end of said shank into said clutch.
Claim 2
Independent Claim
175 words
A system for piercing studs through ear lobes, comprising an instrument having first and second jaws, means mounting said jaws in mutually aligned relationship for movement toward and away from one another, a piercing stud having a shank pointed at one end and a ball at the other end, a first cartridge having a cylindrical bore, said stud being located in said cartridge with said ball slidably disposed in said bore, a thin disc mounted in said bore near one end thereof, said shank extending into the center of said disc, means for removably mounting said first cartridge in one of said jaws with said pointed end of said stud directed toward said second jaw, a second cartridge having a clutch located therein, means removably mounting said second cartridge in said second jaw in axial alignment with the shank of said stud, and means carried by said instrument for exerting an axial force on said ball to push said ball through said bore and to push said pointed end of said shank into said clutch.
Claim 3
Dependent Claim
21 words
A system according to claim 1 wherein said disc comprises two semi-circular members, said stud being disposed between said semi-circular members.
Claim 4
Dependent Claim
30 words
A system according to claim 1 wherein said first cartridge has a counterbore at the end thereof facing said second cartridge, and said disc is slidably disposed in said counterbore.
References Cited (Backward Citations)
CA697196A
Cited
US2570048A
Cited
US3187751A
Cited
GB1309709A
Cited
US3943935A
Cited
US3941134A
Cited
US4009718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-20 | 1981-09-19 | 1982-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-20 | 1985-09-19 | 1986-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-20 | 1989-09-19 | 1990-03-21 | $7700.00 | Window Closed / Lapsed |