Spring construction

Details Spring construction Spring construction

2007-05-01

2007-05-01

Engle, Patricia (Department: 3673)

Beds

Mattress

Having innerspring-type core

C005S719000, C005S247000, C005S255000, C005S655700, C267S162000

Reexamination Certificate

active

10962260

ABSTRACT:
An improved spring construction for mattresses, box springs, furniture and other applications is provided. The application of such springs in mattresses, box springs, furniture and other applications is also provided. In one aspect of the invention, the spring construction is a spring including a series of spring segments, each having a flattened, irregular configuration where the spring varies in compression strength and deflection from a top portion thereof to a bottom portion thereof.

REFERENCES:
patent: 182797 (1876-10-01), Branson
patent: 1741847 (1929-12-01), Kaspar
patent: 2862214 (1958-12-01), Thompson et al.
patent: 3256535 (1966-06-01), Anson
patent: 4057860 (1977-11-01), Higgins et al.
patent: 4112528 (1978-09-01), Higgins
patent: 4160544 (1979-07-01), Higgins
patent: 4324011 (1982-04-01), Cavaler
patent: 4463466 (1984-08-01), May et al.
patent: 4523344 (1985-06-01), Stumpf et al.
patent: 4555097 (1985-11-01), Hiatt
patent: 4699362 (1987-10-01), Krakauer
patent: 4901987 (1990-02-01), Greenhill et al.
patent: 5558393 (1996-09-01), Hawkins et al.
patent: 5622358 (1997-04-01), Komura et al.
patent: 5639074 (1997-06-01), Greenhill et al.
patent: 5724686 (1998-03-01), Neal
patent: 6068250 (2000-05-01), Hawkins et al.
patent: 6669184 (2003-12-01), Cai et al.
patent: 6758465 (2004-07-01), Greenhill et al.
“History of the Bedding Business,”Strobel, Technologies, http://www.strobel.com/historyBedBus.htm.

Affiliated with

Also associated with

Rating

Spring construction does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Spring construction, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spring construction will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3788819