US4137602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multipurpose bushing and aperture locking system
Assignee: Heyman Manufacturing Co
•
Filing: 1977-11-11
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Granted: 1979-02-06
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Expires: 1997-11-11
Abstract
Abstract A multipurpose bushing having maximum useable internal space has snap means outside the periphery of the bushing collar and spacers that fit in with round and flat sided apertures.
Inventors
- 👤 Ferdinand Klumpp, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:39
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/08; B65D39/082; B65D39/084; B65D39/04
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
164 words
A multipurpose snap bushing including an outer flange, said outer flange of greater diameter than an aperture into which said bushing is insertable, said outer flange having no openings in its continuity, a collar extending from said outer flange, said collar of lesser diameter than said aperture, said collar having no openings in its continuity, snap means, said snap means adapted to engage the wall of said aperture and hold said bushing engaging said wall between said outer flange and said snap means, said snap means extending outwardly from the periphery of said collar, said snap means positioned to engage opposite sections of said aperture wall, and four spacers, said spacers extending from said collar a radius distance of said aperture, said spacers co-actable in pairs, the distance between two points on two edges of each of said pairs of said spacers defining a line approximately equal to the chord defined by the normally flattened sides of round apertures flattened to receive non-rotatable bushings.
Claim 2
Dependent Claim
164 words
A multipurpose snap bushing including an outer flange, said outer flange of greater diameter than an aperture into which said bushing is insertable, said outer flange having no openings in its continuity, a collar extending from said outer flange, said collar of lesser diameter than said aperture, said collar having no openings in its continuity, snap means, said snap means adapted to engage the wall of said aperture and hold said bushing engaging said wall between said outer flange and said snap means, said snap means extending outwardly from the periphery of said collar, said snap means positioned to engage opposite sections of said aperture wall, and four spacers, said spacers extending from said collar a radius distance of said aperture, said spacers co-actable in pairs, the distance between two points on two edges of each of said pairs of said spacers defining a line approximately equal to the chord defined by the normally flattened sides of round apertures flattened to receive non-rotatable bushings.
Claim 3
Dependent Claim
11 words
The invention of claim 1 wherein said snap means are fingers.
Claim 4
Dependent Claim
10 words
The invention of claim 2 wherein said fingers include shoulders.
Claim 5
Dependent Claim
21 words
The invention of claim 1 wherein said snap means include a finger and a channel adapted to engage said aperture wall.
Claim 6
Dependent Claim
16 words
The invention of claim 1 wherein said outer flange includes a cap portion over said collar.
References Cited (Backward Citations)
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Cited
US3245428A
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US3516111A
Cited
US3631738A
Cited
US3918667A
Cited
US3991446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-02-05 | 1982-08-07 | 1983-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-02-05 | 1986-08-07 | 1987-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-02-05 | 1990-08-07 | 1991-02-06 | $7700.00 | Window Closed / Lapsed |