US3707735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety device for fluid filled mattresses
Assignee: Carson Manufacturing Co Inc
•
Filing: 1971-03-10
•
Granted: 1973-01-02
•
Expires: 1991-03-10
Abstract
Abstract In order to prevent flooding in the event of a leakage or break in a fluid filled mattress, the mattress is surrounded by a lining in the bed frame or the like, and the lining has a drainage outlet connected to a safety bag under the bed, whereby the water escaping from the mattress into the lining is drained into the safety bag below the bed; means being provided for draining the water out of the safety bag at will; there may be provided also a cover over the top of the fluid filled mattress to completely enclose the mattress in the bed.
Inventors
- 👤 R Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:57
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/085
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
76 words
The combination with a fluid filled mattress, of A WATERPROOF CONTAINER SURROUNDING THE BOTTOM AND SIDES OF SAID MATTRESS, AND CONTROLLED MEANS LEADING FROM THE LOWER PORTION OF SAID CONTAINER FOR DRAINING FLUID ESCAPED FROM SAID FLUID FILLED MATTRESS INTO SAID CONTAINER, SAID CONTROLLED DRAINAGE MEANS INCLUDING A SAFETY BAG, A DRAINAGE CONNECTION FROM THE LOWER PORTION OF SAID CONTAINER TO SAID SAFETY BAG FOR GRAVITY FLOW OF FLUID, AND CONTROLLED OUTLET FROM SAID SAFETY BAG.
Claim 2
Dependent Claim
76 words
The combination with a fluid filled mattress, of A WATERPROOF CONTAINER SURROUNDING THE BOTTOM AND SIDES OF SAID MATTRESS, AND CONTROLLED MEANS LEADING FROM THE LOWER PORTION OF SAID CONTAINER FOR DRAINING FLUID ESCAPED FROM SAID FLUID FILLED MATTRESS INTO SAID CONTAINER, SAID CONTROLLED DRAINAGE MEANS INCLUDING A SAFETY BAG, A DRAINAGE CONNECTION FROM THE LOWER PORTION OF SAID CONTAINER TO SAID SAFETY BAG FOR GRAVITY FLOW OF FLUID, AND CONTROLLED OUTLET FROM SAID SAFETY BAG.
Claim 3
Dependent Claim
26 words
The invention specified in claim 1, and said container including a frame, and means to form a compartment under said frame to accommodate said safety bag.
Claim 4
Dependent Claim
33 words
The invention specified in claim 1, and said container including a frame, a waterproof lining in the frame, and said drainage means extending from said waterproof lining through the bottom of said frame.
Claim 5
Dependent Claim
13 words
The invention specified in claim 1, and said fluid filled mattress being collapsible.
Claim 6
Dependent Claim
18 words
The invention specified in claim 2 and said fluid filled mattress and said safety bag each being collapsible.
Claim 7
Dependent Claim
36 words
The invention specified in claim 3, and a waterproof flexible covering secured to said frame near the top thereof over said mattress and being sealed around its edges to prevent overflow of fluid from said container.
References Cited (Backward Citations)
US3456270A
Cited
US3585356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-02 | 1976-07-03 | 1977-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-02 | 1980-07-03 | 1981-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-02 | 1984-07-03 | 1985-01-02 | $7700.00 | Window Closed / Lapsed |