US4352991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable life support system
Assignee: Individual
•
Filing: 1981-05-04
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Granted: 1982-10-05
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Expires: 2001-05-04
Abstract
Abstract A life support system for field use or use on a vehicle has a plurality of separate electrically operable life support units and a support structure supporting same. The support structure carries a DC power supply, and each life support unit is adapted to receive power both from the DC power supply and the vehicle power supply.
Inventors
- 👤 Arthur Kaufman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:01
CPC Classifications
A; A61; A61G; A61G3/00; A61G3/001; A61G1/00; A61G1/02; A61G1/0231; A61G2210/00; A61G2210/30; A61G2220/00; A61G2220/10; B; B64; B64D; B64D11/00; B64D2011/0069; B64D2011/0092
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
145 words
A life support system for field use and for use in a vehicle having power supply means, said life support system comprising: (a) a plurality of separate electrically operable life support units, (b) a support structure including means for connecting same to a stretcher for transport with said stretcher and means for supporting each of said life support units, (c) a portable DC power supply electrically connectable to said life support units for operating same and connected to one of said support structure and stretcher for transporting same, and (d) each of said life support units having input power supply terminal means adapted to receive input power from said portable DC power supply and said vehicle power supply, whereby said life support units may be operated for field use using said portable DC power supply, and operable in said vehicle using said vehicle power supply.
Claim 2
Dependent Claim
145 words
A life support system for field use and for use in a vehicle having power supply means, said life support system comprising: (a) a plurality of separate electrically operable life support units, (b) a support structure including means for connecting same to a stretcher for transport with said stretcher and means for supporting each of said life support units, (c) a portable DC power supply electrically connectable to said life support units for operating same and connected to one of said support structure and stretcher for transporting same, and (d) each of said life support units having input power supply terminal means adapted to receive input power from said portable DC power supply and said vehicle power supply, whereby said life support units may be operated for field use using said portable DC power supply, and operable in said vehicle using said vehicle power supply.
Claim 3
Dependent Claim
37 words
A life support system as recited in claim 1, wherein each of said life support units further includes additional input power terminal means adapted to receive input power from a hospital facility having AC power supply means.
Claim 4
Dependent Claim
51 words
A life support system as recited in claim 2 further comprising power switch means interconnected in circuit between said input power supply terminal means and each of said life support units for selectively connecting said life support units to said vehicle power supply means and said portable DC power supply means.
Claim 5
Dependent Claim
40 words
A life support system as recited in claim 3, wherein said switching means is operable for simultaneously interconnecting each of said life support units selectively to one of said vehicle power supply means and said portable DC power supply means.
Claim 6
Dependent Claim
56 words
A life support system as recited in claim 2 further comprising power switch means interconnected in circuit between said input power supply means and each of said life support units for selectively connecting said life support units to said vehicle power supply means, said portable DC power supply means and said hospital facility power supply means.
Claim 7
Dependent Claim
45 words
A life support system as recited in claim 5, wherein said switching means is operable for simultaneously interconnecting each of said life support units selectively to one of said vehicle power supply means, said portable DC power supply means and said hospital facility supply means.
Claim 8
Dependent Claim
36 words
A life support system as recited in claim 1, wherein said life support structure includes a plurality of telescoping support legs, each leg connectable to said stretcher for adjustable supporting said support structure above said stretcher.
Claim 9
Dependent Claim
30 words
A life support system as recited in claim 1, wherein said support structure is generally rectangular having an open front portion for slidably receiving and supporting said life support units.
Claim 10
Dependent Claim
23 words
A life support system as recited in claim 8, wherein said life support structure includes a plurality of compartments for storing medical supplies.
Claim 11
Dependent Claim
34 words
A life support system as recited in claim 8, wherein said support structure includes a plurality of bins having exposed front portions, each bin adapted for receiving any one of said life support units.
Claim 12
Dependent Claim
51 words
A life support system as recited in claim 10, wherein said life support structure includes terminal means associated with each bin for interconnection with said input power supply terminal means of said life support units, said terminal means of said bins connected to receive power from said portable DC power supply.
Claim 13
Dependent Claim
74 words
A life support system as recited in claim 8 further including a switching unit supported by said support structure and having means for receiving power from said vehicle power supply, said support structure including terminal means associated with each bin for interconnection with said input power supply terminal means of said life support units, said terminal means of said bins connected to said switching unit for interconnecting said vehicle power supply to said bins.
Claim 14
Dependent Claim
49 words
A life support system as recited in claim 12, wherein said switching unit is also connected to receive power from said portable DC power source and includes means for selectively interconnecting said terminal means associated with said bins with said portable DC power supply and said vehicle power supply.
Claim 15
Dependent Claim
66 words
A life support system as recited in claim 12, wherein each of said life support units further includes additional input power terminal means adapted to receive input power from a hospital facility having facility power supply means and includes means for selectively interconnecting said terminal means associated with said bins with said portable DC power supply, said vehicle power supply and said hospital facility power supply.
References Cited (Backward Citations)
US3694729A
Cited
US4019772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-10-04 | 1986-04-05 | 1986-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-10-04 | 1990-04-05 | 1990-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-10-04 | 1994-04-05 | 1994-10-05 | $7700.00 | Window Closed / Lapsed |