US5122942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp shade structure for mounting a snap-socket
Assignee: Individual
•
Filing: 1991-11-04
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Granted: 1992-06-16
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Expires: 2011-11-04
Abstract
Abstract A lamp shade structure for easily mounting a snap-socket; the socket has two symmetrical hook grooves on the outer lower part thereof to facilitate connection with a lower shade portion, which is cup-shaped member with a screw hole in the center thereof, and two symmetrical snap fasteners; each of the snap fasteners has a hook to be engaged with the corresponding hook grooves so as to have the socket mounted on the lower shade portion in a simple and snap manner.
Inventors
- 👤 Hsuan-Yu Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:42
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/06; F21V19/00; F21V19/006
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
236 words
A new lamp shade structure for mounting a snap-socket comprising: a socket assembly having a bulb socket in the center thereof, and two symmetrical hook grooves on the lower outer side of a socket body of said socket assembly; a lamp shade including a lower shade portion and an upper shade portion; and said lower shade portion being in a cup shape having a conical portion and a flat bottom, and a screw hole in center of said flat bottom for receiving a connecting rod having a threaded portion; and two symmetrical snap fasteners being furnished on an outer circle about said screw hole; said snap fasteners each having a hook; two symmetrical supporting plates being furnished on said outer circle at a regular angle with said snap fasteners; and said lower shade portion, said snap fasteners and said supporting plates being molded integrally into one piece; and characterized in that said screw hole in said flat bottom of said socket body is to be connected together with said threaded portion of said connecting rod upon said lower shade portion being attached thereto; and said flat bottom having two symmetrical snap fasteners each having a hook to be engaged with one of said symmetrical hook grooves on a lower outer part of said socket body; and said lower shade portion and said socket assembly being connected together by means of said hooks and said hook grooves.
Claim 2
Dependent Claim
236 words
A new lamp shade structure for mounting a snap-socket comprising: a socket assembly having a bulb socket in the center thereof, and two symmetrical hook grooves on the lower outer side of a socket body of said socket assembly; a lamp shade including a lower shade portion and an upper shade portion; and said lower shade portion being in a cup shape having a conical portion and a flat bottom, and a screw hole in center of said flat bottom for receiving a connecting rod having a threaded portion; and two symmetrical snap fasteners being furnished on an outer circle about said screw hole; said snap fasteners each having a hook; two symmetrical supporting plates being furnished on said outer circle at a regular angle with said snap fasteners; and said lower shade portion, said snap fasteners and said supporting plates being molded integrally into one piece; and characterized in that said screw hole in said flat bottom of said socket body is to be connected together with said threaded portion of said connecting rod upon said lower shade portion being attached thereto; and said flat bottom having two symmetrical snap fasteners each having a hook to be engaged with one of said symmetrical hook grooves on a lower outer part of said socket body; and said lower shade portion and said socket assembly being connected together by means of said hooks and said hook grooves.
Claim 3
Dependent Claim
22 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein said socket body is a cylindrical member.
Claim 4
Dependent Claim
37 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein said socket body is cylindrical in shape and outer threads being furnished on upper part thereof for mounting said upper shade portion.
Claim 5
Dependent Claim
27 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein a space is furnished between said supporting plates and said snap fasteners.
Claim 6
Dependent Claim
51 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein said supporting ring-shaped plates are members and both said snap fasteners and said ring-shaped member being connected together to form a closed space, several heat dissipation holes in said lower shade portion within said closed space.
Claim 7
Dependent Claim
30 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein said lamp shade includes a lower and upper shade portion molded integrally into one piece.
Claim 8
Dependent Claim
34 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein said upper shade portion is mounted on said lower shade portion by means of a resilient fastener or screw.
Claim 9
Dependent Claim
34 words
A new lamp shade structure for mounting a snap-socket as claimed in claim 1, wherein a fixing nut is mounted on said outer threads so as to fix said upper shade portion in place.
References Cited (Backward Citations)
US4998193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-06-16 | 1995-12-16 | 1996-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-06-16 | 1999-12-16 | 2000-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-06-16 | 2003-12-16 | 2004-06-16 | $7700.00 | Window Closed / Lapsed |