CA2068620A1 - Mattress construction - Google Patents
Mattress constructionInfo
- Publication number
- CA2068620A1 CA2068620A1 CA 2068620 CA2068620A CA2068620A1 CA 2068620 A1 CA2068620 A1 CA 2068620A1 CA 2068620 CA2068620 CA 2068620 CA 2068620 A CA2068620 A CA 2068620A CA 2068620 A1 CA2068620 A1 CA 2068620A1
- Authority
- CA
- Canada
- Prior art keywords
- mattress
- core member
- padding
- occupant
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 title abstract 3
- 239000004744 fabric Substances 0.000 abstract 1
- 239000006260 foam Substances 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/02—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs damping by frictional contact between the spring and braking means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/05—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays with padding material, e.g. foamed material, in top, bottom, or side layers
- A47C27/056—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays with padding material, e.g. foamed material, in top, bottom, or side layers with different layers of foamed material
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/06—Spring inlays
- A47C27/063—Spring inlays wrapped or otherwise protected
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
- A47C27/20—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with springs moulded in, or situated in cavities or openings in foamed material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
MATTRESS CONSTRUCTION
ABSTRACT OF THE DISCLOSURE
A conventional mattress construction which includes a series of interconnected BONNEL type coil springs together with top and bottom covering layers of fabric and padding is modified by the insertion into some of the coils of a circular cylindrical core member formed from foam which has a length greater than the length of the spring so that ends of the core member project outwardly beyond the end of the springs into engagement with the padding on the top and bottom surfaces of the mattress. The core member has a diameter which is a friction fit with the inside diameter of the intermediate turns of the spring. The core members are provided preferably in the centre third of the mattress to increase stiffness in that area and to reduce vibrations being transmitted from one occupant to a second occupant.
ABSTRACT OF THE DISCLOSURE
A conventional mattress construction which includes a series of interconnected BONNEL type coil springs together with top and bottom covering layers of fabric and padding is modified by the insertion into some of the coils of a circular cylindrical core member formed from foam which has a length greater than the length of the spring so that ends of the core member project outwardly beyond the end of the springs into engagement with the padding on the top and bottom surfaces of the mattress. The core member has a diameter which is a friction fit with the inside diameter of the intermediate turns of the spring. The core members are provided preferably in the centre third of the mattress to increase stiffness in that area and to reduce vibrations being transmitted from one occupant to a second occupant.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA 2068620 CA2068620C (en) | 1992-05-13 | 1992-05-13 | Mattress construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA 2068620 CA2068620C (en) | 1992-05-13 | 1992-05-13 | Mattress construction |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2068620A1 true CA2068620A1 (en) | 1993-11-14 |
CA2068620C CA2068620C (en) | 1994-07-26 |
Family
ID=4149834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2068620 Expired - Fee Related CA2068620C (en) | 1992-05-13 | 1992-05-13 | Mattress construction |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2068620C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112040812A (en) * | 2018-04-27 | 2020-12-04 | 瓦里奥韦尔发展有限公司 | Molded body made of foam and spring and use thereof |
-
1992
- 1992-05-13 CA CA 2068620 patent/CA2068620C/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112040812A (en) * | 2018-04-27 | 2020-12-04 | 瓦里奥韦尔发展有限公司 | Molded body made of foam and spring and use thereof |
CN112040812B (en) * | 2018-04-27 | 2024-01-12 | 瓦里奥韦尔发展有限公司 | Molded body made of foam and spring and use thereof |
Also Published As
Publication number | Publication date |
---|---|
CA2068620C (en) | 1994-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |