Patent US3906216A successfully refreshed from Google Patents.
US3906216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery-operated hand lamp
Assignee: Individual
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Filing: 1974-05-21
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Granted: 1975-09-16
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Expires: 1994-05-21
Abstract
Abstract A battery-operated hand lamp which may be converted to a head lamp. It comprises a casing housing a glow-lamp holder, a switch, a reflector, and a number of batteries, and a lid housing a strap means by means of which the lamp may be attached to e.g. a user''s head and serve as a head lamp (frontal lamp). During use of the hand lamp as a head lamp the strap is stored inside the lid but means are arranged to allow a portion of said belt to be quickly and easily extracted from the lid interior and whereby the length of said belt portion may be adjusted to the wearer''s head in such a manner that said belt portion is retained in its adjusted position.
Inventors
- 👤 Albert Samuel Eriksson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:13
CPC Classifications
F; F21; F21L; F21L4/00; F21V; F21V21/00; F21V21/08; F21V21/084; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1684; Y10T24/21; Y10T24/217; Y10T24/39; Y10T24/3987; Y10T24/40; Y10T24/4002; Y10T24/4012
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
212 words
An improved battery-operated lamp comprising a casing enclosing a glow-lamp holder, a switch, a reflector, and a number of batteries, means arranged at a back side of said casing for closing off said casing, said means including a lid, strap means for serving as a means for attaching said lamp to the head of a user, said strap means comprising a belt, band, or the like, and The improvement comprising means for defining an elongate space in said lid, said space for receiving said strap means therein, means defining an opening for passage of said strap means therethrough said opening positioned between two opposite surfaces on said casing and on said lid respectively, whereby upon use of said strap means for attaching said lamp to the head of a user a portion thereof may extend out through said opening to form a loop, a first end portion of said strap means being securely fixed to one end of said lid and a second end portion of said strap means being attached to the lid in a manner permitting adjustment of the strap means in the longitudinal direction thereof, and means for retaining said strap means in its adjusted position by squeezing said second end portion thereof between said lid and said casing.
Claim 2
Dependent Claim
212 words
An improved battery-operated lamp comprising a casing enclosing a glow-lamp holder, a switch, a reflector, and a number of batteries, means arranged at a back side of said casing for closing off said casing, said means including a lid, strap means for serving as a means for attaching said lamp to the head of a user, said strap means comprising a belt, band, or the like, and The improvement comprising means for defining an elongate space in said lid, said space for receiving said strap means therein, means defining an opening for passage of said strap means therethrough said opening positioned between two opposite surfaces on said casing and on said lid respectively, whereby upon use of said strap means for attaching said lamp to the head of a user a portion thereof may extend out through said opening to form a loop, a first end portion of said strap means being securely fixed to one end of said lid and a second end portion of said strap means being attached to the lid in a manner permitting adjustment of the strap means in the longitudinal direction thereof, and means for retaining said strap means in its adjusted position by squeezing said second end portion thereof between said lid and said casing.
Claim 3
Dependent Claim
20 words
An improved hand lamp as claimed in claim 1, comprising hook members to removably secure said lid to said casing.
Claim 4
Dependent Claim
164 words
An improved battery-operated lamp comprising a casing enclosing a glow-lamp holder, a swtich, a reflector, and a number of batteries, means arranged at a back side of said casing for closing off said casing, said means including a lid, strap means for serving as a means for attaching said lamp to the head of a user, said strap means comprising a belt, band, or the like, and the improvement comprising means defining an elongate space in said lid for receiving said strap means therein, means defining an opening at each end of said lid for passage of said strap means therethrough, each such opening positioned between two opposite surfaces on said casing and said lid respectively, whereby upon use of said strap means a portion thereof may extend out through said openings to form a loop of adjustable length, and means for retaining said strap means in its adjusted position by squeezing the ends of said strap means between said lid and said casing.
Claim 5
Dependent Claim
164 words
An improved battery-operated lamp comprising a casing enclosing a glow-lamp holder, a swtich, a reflector, and a number of batteries, means arranged at a back side of said casing for closing off said casing, said means including a lid, strap means for serving as a means for attaching said lamp to the head of a user, said strap means comprising a belt, band, or the like, and the improvement comprising means defining an elongate space in said lid for receiving said strap means therein, means defining an opening at each end of said lid for passage of said strap means therethrough, each such opening positioned between two opposite surfaces on said casing and said lid respectively, whereby upon use of said strap means a portion thereof may extend out through said openings to form a loop of adjustable length, and means for retaining said strap means in its adjusted position by squeezing the ends of said strap means between said lid and said casing.
Claim 6
Dependent Claim
20 words
An improved hand lamp as claimed in claimed 3 comprising hook members to removably secure said lid to said casing.
Claim 7
Dependent Claim
31 words
An improved hand lamp as claimed in claim 3, comprising ridges on each belt end to prevent said belt ends from sliding out through said openings upon loosening of said belt.
Claim 8
Dependent Claim
29 words
An improved headlamp is recited in claim 1 further comprising hinges disposed at one end of said lid, said hinges adapted to swingably secure said lid to said casing.
Claim 9
Dependent Claim
29 words
An improved headlamp as recited in claim 3 further comprising hinges disposed at one end of said lid, said hinges adapted to swingably secure said lid to said casing.
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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) | 1978-09-15 | 1979-03-17 | 1979-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-15 | 1983-03-17 | 1983-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-15 | 1987-03-17 | 1987-09-16 | $7700.00 | Window Closed / Lapsed |