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US5581239A Expired / Lapsed US ⏱️ 0.0 years remaining

Wake-up device

Assignee: Individual
•
Filing: 1995-09-07
•
Granted: 1996-12-03
•
Expires: 2015-09-07
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Abstract

Abstract A wake-up device including a first flexible headband formed with a battery chamber, a second flexible headband, first oscillating means connected with an end of the first flexible headband, second oscillating means connected with an end of the second flexible headband, a first connector connected with the first oscillating means, a second connector connected with the second oscillating means, wakening means mounted between the first and second connectors, the wakening means including a balance switch, an electronic circuit connected with the balance switch, and a loudspeaker connected with the electronic circuit, whereby when the user feels tired and nods his head, the wakening means will actuate the oscillating means to oscillate and the loudspeaker to produce warning signal.

Inventors

  • 👤 Lun F. Lin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:23
CPC Classifications
G; G08; G08B; G08B21/00; G08B21/02; G08B21/06

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 93 words
A wake-up device comprising: a first flexible headband section formed with battery chamber; a second flexible headband section; first oscillating means connected with an end of said first flexible headband section; second oscillating means connected with an end of said second flexible headband section; a first connector connected with said first oscillating means; a second connector connected with said second oscillating means; wakening means mounted between said first and second connectors, said wakening means including abalance switch, an electronic circuit connected with said balance switch, and a loudspeaker connected with said electronic circuit.
Claim 2
Dependent Claim 93 words
A wake-up device comprising: a first flexible headband section formed with battery chamber; a second flexible headband section; first oscillating means connected with an end of said first flexible headband section; second oscillating means connected with an end of said second flexible headband section; a first connector connected with said first oscillating means; a second connector connected with said second oscillating means; wakening means mounted between said first and second connectors, said wakening means including abalance switch, an electronic circuit connected with said balance switch, and a loudspeaker connected with said electronic circuit.
Claim 3
Dependent Claim 51 words
The wake-up device as claimed in claim 1, wherein said wakening means includes a housing having a pair of curved plates each formed with a plurality of ribs, and adjusting rod fitted between said curved plates and having two protuberances one at a side thereof adapted to engage between said ribs.
Claim 4
Dependent Claim 31 words
The wake-up device as claimed in claim 1, wherein said second flexible headband section is provided With a control switch for controlling oscillation intensity of said first and second oscillating mean.

References Cited (Backward Citations)

US2713159A Cited
US2754497A Cited
US3208062A Cited
US3906478A Cited
US4272764A Cited
US4359724A Cited
US4836219A Cited
US4871998A Cited
US5488354A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1999-12-03 2000-06-03 2000-12-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2003-12-03 2004-06-03 2004-12-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2007-12-03 2008-06-03 2008-12-03 $7700.00 Window Closed / Lapsed

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