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| United States Patent | 5009170 |
| Link to this page | http://www.wikipatents.com/5009170.html |
| Inventor(s) | Spehar; Eli G. (Huntington Beach, CA) |
| Abstract | A padded table for body massage or chiropractic work having a flat working
surface supported upon folding legs. Table construction includes two flat
top sections joined by a piano hinge so that they may be folded into
parallel adjacent positions to form a case like structure which is easily
carried, or they may be unfolded to form a single planar table top. When
unfolded, support legs hold the table top parallel to a support surface. A
unique brace and cable configuration is employed which provides table
rigidity, strength and easy, fast unfolding. |
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Title Information  |
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Drawing from US Patent 5009170 |
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Portable body massage table |
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| Publication Date |
April 23, 1991 |
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| Filing Date |
February 10, 1989 |
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Title Information  |
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References  |
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| *references marked with an asterisk below are user-added references |
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| Market Size |
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Estimate the gross annual revenues of the relevant market
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| Reasonable Royalty |
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Public's "Guesstimation" of Royalty Value
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| Market Size | N/A | [No votes] | | x | Market Share | N/A | [No votes] | | x | Reasonable Royalty | N/A | [No votes] |
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Market Review  |
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Technical Review  |
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Claims  |
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Having thus described my invention what I claim as new, useful and
non-obvious and, accordingly secure by Letters Patent of the United States
is:
1. A portable, folding table comprising:
a pair of rectangular table top sections;
a peripheral border flange depending from each of said sections;
hinge members interconnecting said flange bottom edges of adjacent sides of
said sections to enable folding of said table top sections from a working
configuration, wherein said table top sections are coplanar, to a portable
configuration, wherein the bottom edges of said flanges are juxtaposed;
two pairs of support legs of rectangular cross section;
a first means hingably securing a first end of each said pair of legs to
the underside of each said table top section to fold toward said hinge
members within said border flange;
a first rigid cross brace secured between the legs of each pair thereof;
two pairs of support arms of rectangular cross section, each said arm
comprising a first and a second section pivotally interconnected by a
second pivot means securing facing sides of each to the other;
a third pivot means hingably securing a first end of each said pair of arms
to the underside of each said table top section to fold toward said table
top section within said border flange;
a fourth pivot means securing a second end of each said pair of arms to
said pair of legs to fold toward said table top section into the
receptacle formed by said border flange;
a second rigid cross brace secured between the arms of each pair thereof;
a pair of first flexible, non-stretchable cables, one of said cables being
pivotally secured between each opposing pair of said second pivot means,
each said cable being of length to be in tension when said table top
sections are coplanar and when said legs are fully unfolded;
two pairs of flexible, non-stretchable second cables, each individual said
second cable being pivotally secured between said first and said second
pivot means, each said second cable being of length to be in tension when
said table top sections are coplanar and when said legs are fully
unfolded.
2. The folding table defined in claim 1 including at least one latch means
mounted on said border flange for securing said top sections together when
said table is in said portable configuration.
3. The folding table defined in claim 2 including two carrying handles
mounted on said border flanges for carrying said table, and at least four
support feet mounted upon said border flange on the opposite side said
handle for resting said table upon.
4. The folding table defined in claim 1 including a pair of pads, one said
pad attached to each said table top section one said pad having a face
opening. |
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Claims  |
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Description  |
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BACKGROUND OF THE INVENTION
The invention relates to folding tables in general, and specifically to
tables for use in massage or therapeutic body work such as for the
chiropractic art. The important aspect of this invention deals with the
method for supporting said table while in use, and also to certain novel
aspects of setting-up and refolding the table.
DESCRIPTION OF THE PRIOR ART
The prior art teaches a wide variety of special purpose folding tables for
use in applications such as massage, therapy, chiropractic arts, article
display, and beauty treatment as well as folding tables for general
purpose use. Important prior art includes U.S. Pat. No. 1,062,996 which
teaches the basic concept of support elements folding into the space
between center hinged surface elements; U.S. Pat. No. D295,349 which
teaches box support design; U.S. Pat. Nos. 2,579,783 and 2,759,576 and
2,937,062 all of which teach methods of using the surface elements as case
elements, and U.S. Pat. No. 4,333,638 which teaches a folding table having
features similar to the instant invention.
None of the prior art disclosures show the combination of features and
capabilities of the instant invention. It is the applicants opinion that
the unique combination of support elements used in the present invention
contribute to a stronger table in both the lateral directions as well as
the vertical direction. Strength, light weight, ease and speed of setup
and breakdown all make the instant invention quite unique and an extremely
useful device.
SUMMARY OF THE INVENTION AND OBJECTS
The within invention consists of a special purpose table for use in massage
or other body work such as theraphy or chiropractic arts. The table folds
in half and stores its legs and other support elements within the space
between the two halves of the folded top sections. When folded, the table
can be easily carried by one individual so that the table is useful for
temporary service and is conveniently stored and moved about.
It is the primary object of the instant invention to provide an improved
folding table having a new and unique support structure design which
overcomes the drawbacks found in prior art devices.
Another object of the disclosed invention is to provide a table that is
incredibly strong and therefore resistant to static as well as dynamic
loads.
Another important object of the invention is to provide a table that is
very light in weight and therefore easily carried about.
A further object of the invention is to provide a table that can be
unfolded and setup in less than two seconds with a single opening motion
whereby the undercarriage drops down automatically and requires no manual
locking nor any locking mechanism.
A yet further object of the invention is to provide a table that can be
adjusted for height and leveled.
Another important object of the invention disclosed within is to provide a
table having a padded top surface and an opening for a person's face
thereby providing convenience for massage therapy.
These, together with the various ancillary objects and features of the
instant invention which will become apparent as the following description
proceeds, are attained by this folding, portable massage table as
disclosed herein, preferred embodiments thereof being shown in the
accompanying drawings, by way of example only.
DESCRIPTION OF THE DRAWINGS
FIG. 1 is a perspective drawing of the invention when unfolded as seen from
above.
FIG. 2 is a perspective drawing of the invention unfolded as seen from
below.
FIG. 3 is a perspective drawing of the invention with legs folded.
FIG. 4 is a perspective drawing of the invention when folded.
FIG. 5 shows support element attachment.
DRAWING REFERENCE NUMERALS
10--Folding Table
20--Top section
25--Cushion pad
26--Face opening
30--Support leg
35--First pivot means
36--Second pivot means
37--Third pivot means
38--Fourth pivot means
40--First cross brace
42--Second cross brace
50--First length
60--Second length
80--Border flange
90--Carrying handle
110--Latch
115--Latch clasp
120--Second cable
130--First cable
140--Angle bracket
150--Ferrule
170--Nut
180--Bolt
190--Adjustable foot
200--Hinge member
210--Support foot
DESCRIPTION OF THE PREFERRED EMBODIMENT
As shown in FIGS. 1 and 2, folding table 10 comprises two rectangular flat
top sections 20 each of which contains, on its under surface a peripheral
border flange 80 anchored to top sections 20 with angle brackets 140.
Sections 20 are abutted and connected by hinge member 200 attached to the
bottom surface of border flanges 80. Sections 20 are covered with cushion
pads 25 with one section having face opening 26. At the outer end of each
section 20 a pair of support legs 30 is attached by first pivot means 35.
Each pair of support legs 30 are rigidly connected by first cross brace
40. Each leg 30 contains an adjustable foot 190. Each section 20 has a
pair of support arms, each arm comprising a first length 50 and a second
length 60 interconnected by second pivot means 36. Each pair of second
lengths 60 are rigidly connected by second cross brace 42. The free end of
each first length 50 is connected to border flange 80 by third pivot means
37, while the free end of each first length 50 is connected to support leg
30 by fourth pivot means 38. A pair of first cables 130 is connected
between each pair of opposing second pivot means 36. Each pivot means 35,
36, 37, 38 is comprised of a bolt 180 and an anchoring nut 170. In each
top section 20 a pair of second cables 120 is connected between each pair
of first pivot means 35 and second pivot means 36. Cables 120, 130 are
anchored to pivot means 35, 36 by forming a loop around bolt 180 with each
cable end fastened by ferrule 150 as shown in FIG. 5.
OPERATION OF THE INVENTION
Folding table 10 is shown in FIGS. 1 and 2 unfolded and ready for use. In
use, as for a massage table, adjustable feet 190 support table 10 upon a
floor or other flat surface. Weight placed upon top sections 20 is passed
through first and second lengths 50, 60, and also passed directly, to
support legs 30 and thereby transferred to the floor. The abutted ends of
sections 20 being connected by hinge member 200 tend to flex downward
under load causing legs 30 to tend to move outward from hinge member 200.
This is prevented by first cable 130 which is in tension from downward
force transferred through opposing second lengths 60. Additional strength
and rigidity is provided by second cables 120 which act to maintain first
and second lengths 50, 60 in precise colinearity, thus assuring rigidity
of the bracing action of lengths 50 and 60. Table height is variable and
footing is leveled using adjustable feet 190. First and second cross
braces 40, 42 provide lateral strength. Cushion pads 25 comfortably
support a reclining figure. Face opening 26 allows linear spine
orientation during massage.
Folding table 10 is easily carried by folding the entire supporting
structure into recess formed by border flange 80. FIG. 5 shows how when
table 10 is placed upon one side, length 50, 60 can be broken about second
pivot means 36 and folded toward top section 20 with legs 30 following.
FIG. 3 shows the supporting structure folded into place within top section
20. FIG. 4 shows table 10 with both top sections 20 closed against each
other and with latch 110 locked against latch clasp 115. Carrying handles
90 are attached on one side of border flange 80 while on the other side
are attached support feet 210 used to rest table 10 upon when folded.
To open table 10 from the folded orientation, latches 110 are opened,
handles 90 are grasped, one in each hand, and table 10 is swung up to
approximately waist height, with hinge member 200 facing upward, while
simultaneously pulling handles 90 apart. As top sections 20 assume
coplanar orientation, first cables 130 are forced under tension to pull
first pivot means 35 out of its rest location. This forces the entire
support structure to assume its unfolded orientation. Table 10 lands upon
the floor fully unfolded and ready for use.
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Description  |
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