Patent US5325794A successfully refreshed from Google Patents.
US5325794A
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US
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Display table
Assignee: Daiki Shoji KK
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Filing: 1992-09-08
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Granted: 1994-07-05
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Expires: 2012-09-08
Abstract
Abstract A display table used in exhibition sights, etc. including a table top and four foldable legs attached to the table top. The upper ends of the legs can slide along the side edges of the table and between the center and the corners of the table top. By sliding the legs and thus changing the angles between the legs and table top, the height of the table is changed. At a desired height, the legs are secured to the table top via bolts.
Inventors
- 👤 Kenro Hontani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:16
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/08; A47B3/091; A47B3/0911
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
195 words
A display table comprising: a table top; a supporting frame fixed to an under surface of said table top, said frame comprising a pair of girder members and a pair of beams, and each of said beams being provided with engaging holes and a slit; four legs coupled to said supporting frame, each leg comprising a crank bar and a rod so that an upper end of said crank bar is pivotally connected to one of four corners of said frame and a lower end of said crank bar is rotatably connected to a middle of said rod; a sliding member movably held in said slit provided in each of said beams, said sliding member having an approximately "I" shaped cross section; a stopper mechanism comprising a movable housing, a bolt, and a wedge member, said movable housing being mounted to said sliding member, said wedge member being movably provided in said movable housing so that a tapered portion of said wedge member is in contact with a rod member of said bolt, and said bolt is movable in the vertical direction by an operating means so as to engage one of said engaging holes.
Claim 2
Dependent Claim
195 words
A display table comprising: a table top; a supporting frame fixed to an under surface of said table top, said frame comprising a pair of girder members and a pair of beams, and each of said beams being provided with engaging holes and a slit; four legs coupled to said supporting frame, each leg comprising a crank bar and a rod so that an upper end of said crank bar is pivotally connected to one of four corners of said frame and a lower end of said crank bar is rotatably connected to a middle of said rod; a sliding member movably held in said slit provided in each of said beams, said sliding member having an approximately "I" shaped cross section; a stopper mechanism comprising a movable housing, a bolt, and a wedge member, said movable housing being mounted to said sliding member, said wedge member being movably provided in said movable housing so that a tapered portion of said wedge member is in contact with a rod member of said bolt, and said bolt is movable in the vertical direction by an operating means so as to engage one of said engaging holes.
Claim 3
Dependent Claim
16 words
A display table according to claim 1, wherein a stationery bar is mounted between two legs.
Claim 4
Dependent Claim
16 words
A display table according to claim 1, wherein said table top is made of a net.
Claim 5
Dependent Claim
23 words
A display table according to claim 1, wherein said operating means is a handle connected to said wedge member by a wire cable.
Claim 6
Dependent Claim
24 words
A display table according to claim 1, wherein said operating means is a step bar connected to said wedge member by a wire cable.
References Cited (Backward Citations)
US4143602A
Cited
US4273306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-07-04 | 1998-01-03 | 1998-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-07-04 | 2002-01-03 | 2002-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-07-04 | 2006-01-03 | 2006-07-05 | $7700.00 | Window Closed / Lapsed |