CN112878749A - Novel temporary stand - Google Patents
Novel temporary stand Download PDFInfo
- Publication number
- CN112878749A CN112878749A CN202011643897.1A CN202011643897A CN112878749A CN 112878749 A CN112878749 A CN 112878749A CN 202011643897 A CN202011643897 A CN 202011643897A CN 112878749 A CN112878749 A CN 112878749A
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- China
- Prior art keywords
- rod
- hole
- transverse plate
- cross rod
- plate
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/12—Tribunes, grandstands or terraces for spectators
- E04H3/126—Foldable, retractable or tiltable tribunes
Abstract
The invention discloses a novel temporary stand, which comprises at least two groups of stand components; the stand component comprises a first cross rod and a second cross rod, the first cross rod and the second cross rod are arranged in a cross mode, a first center hole is formed in the first cross rod, a second center hole is formed in the second cross rod, and the first center hole and the second center hole are arranged in a concentric mode; one end of the first cross rod is rotatably connected with a first transverse plate, the second cross rod is rotatably connected with a second transverse plate, and the first transverse plate and the second transverse plate are provided with fixing mechanisms for fixing each other; the first cross rod is provided with a first positioning hole at one end, back to the first transverse plate, of the first cross rod, the second cross rod is provided with a second positioning hole at one end, back to the second transverse plate, of the second cross rod, a first fixing rod penetrates through the first positioning hole, a second fixing rod penetrates through the second positioning hole, and a supporting leg is connected between the first fixing rod and the second fixing rod. The technical scheme of the invention has the advantages of simple structure, small number of accessories, convenient assembly and suitability for quickly building the temporary stand.
Description
Technical Field
The invention relates to a temporary building, in particular to a novel temporary stand.
Background
The temporary stand is a temporary building and is often applied to indoor and outdoor activities, but the structure of the temporary stand in the prior art is complex, needs more parts for support, and is very complex to assemble.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a novel temporary stand which is convenient to assemble.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel temporary stand for a spectator,
comprises at least two groups of stand components;
the stand component comprises a first cross rod and a second cross rod, the first cross rod and the second cross rod are arranged in a cross mode, a first center hole is formed in the first cross rod, a second center hole is formed in the second cross rod, and the first center hole and the second center hole are arranged in a concentric mode;
one end of the first cross rod is rotatably connected with a first transverse plate, the second cross rod is rotatably connected with a second transverse plate, and the first transverse plate and the second transverse plate are mutually spliced to form a step plate;
the first transverse plate and the second transverse plate are provided with fixing mechanisms for fixing each other;
the novel combined type stand is characterized in that one end, back to the first transverse plate, of each first cross rod is provided with a first positioning hole, one end, back to the second transverse plate, of each second cross rod is provided with a second positioning hole, first fixing rods penetrate through the first positioning holes in the stand assemblies of different groups at the same time, second fixing rods penetrate through the second positioning holes in the different stand assemblies at the same time, and supporting legs are connected between the first fixing rods and the second fixing rods.
As a further improvement of the present invention,
fixed subassembly is including setting up the first bending plate on first diaphragm and the second bending plate of setting on the second diaphragm, first bending plate is used for laminating with the second bending plate, be provided with first screw hole on the first bending plate, be provided with the second screw hole on the second bending plate, first screw hole is used for setting up with the second screw hole is concentric.
As a further improvement of the present invention,
the position that first crossbar dorsad first locating hole is provided with first connecting hole, the position that the second crossbar dorsad second locating hole is provided with the second connecting hole, be provided with first dwang on the first diaphragm, first dwang rotates to be connected in first connecting hole, be provided with the second dwang on the second diaphragm, be provided with on the second dwang and be arranged in rotating the second dwang of connection in the second rotation hole.
As a further improvement of the present invention,
and a connecting piece is arranged between the two groups of stand components, two penetrating rods are arranged on the connecting piece, one penetrating rod penetrates through the first central hole, and the other penetrating rod penetrates through the second central hole.
As a further improvement of the present invention,
the first cross rod is provided with a first embedded rod, the first transverse plate is provided with a first embedded groove, and the first embedded groove is used for embedding the first embedded rod;
and a second embedded rod is arranged on the second cross rod, a second embedded groove is formed in the second transverse plate, and the second embedded groove is used for embedding the second embedded rod.
As a further improvement of the present invention,
the first transverse plate is provided with a first connecting plate, and the first rotating rod is arranged on the first connecting plate; and a second connecting plate is arranged on the second transverse plate, and the second rotating rod is arranged on the second connecting plate.
As a further improvement of the present invention,
the first cross rod is provided with a first extending column which is made of magnetic materials, the first transverse plate is provided with a first concave groove, the first concave groove is used for embedding the first extending column, and the second transverse plate is made of iron plates which can be adsorbed by the magnetic materials;
be provided with the second on the second crossbar and extend the post, the second extends the post and is the magnetism material, be provided with the second depressed groove on the second diaphragm, the second depressed groove supplies the second to extend the post embedding, first diaphragm is the iron plate material that can be adsorbed by the magnetism material.
As a further improvement of the present invention,
the first rotating rod and the second rotating rod are arranged in a reverse direction.
As a further improvement of the present invention,
the supporting legs includes first fixed strip and the first strip that slides, be provided with the first groove that slides on the first fixed strip, the first groove that slides is connected in the first groove that slides, be provided with on the first fixed strip with the first concentric first mounting hole in first locating hole, be provided with on the first strip that slides be used for with the concentric second mounting hole in second locating hole.
As a further improvement of the present invention,
the connecting piece includes that second fixed strip and second slide, be provided with the second groove of sliding on the second fixed strip, the second slides the groove and slides and connect in the second groove of sliding, two wear the pole and be located second fixed strip and second respectively and slide the strip, the one end that the second fixed strip slided the strip dorsad second is provided with the trompil, trompil department is provided with the bearing, the bearing inner circle is connected with the screw rod, be provided with the third screw hole on the second slides the strip, screw rod threaded connection is in the third screw hole.
The invention has the advantages that during installation, only the first cross rod and the second cross rod are required to be concentric, the first central hole and the second central hole are opened to form an X shape, then the first transverse plate and the second transverse plate are spliced into a step plate, the step plate is fixed through the fixing mechanism, then the first fixing rod and the second fixing rod are inserted into the first positioning hole and the second positioning hole on the stand assemblies in different groups, and then the first fixing rod and the second fixing rod extend out of the first positioning hole and the second positioning hole to be installed, in the embodiment, the supporting leg is a transverse rod, the transverse rod is provided with the first positioning hole and the second positioning hole, the first positioning hole is used for the first fixing rod to pass through, the second fixing hole is used for the second fixing rod to pass through, in the embodiment, two groups of stand assemblies are arranged, so that a stable structure can be formed at the bottom, and the more the number of the groups is, the more stable the groups are, the technical scheme of the invention has the advantages of simple structure, small number of accessories and convenient assembly, and is suitable for quickly building temporary stands. The step plate can be used as a stair or a stand seat.
Drawings
FIG. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
FIG. 2 is an exploded view of the overall structure of the first embodiment of the present invention;
FIG. 3 is an exploded view of the stand assembly according to the first embodiment of the present invention;
FIG. 4 is a schematic structural view of a supporting foot according to a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a connector according to a second embodiment of the present invention.
Reference numerals:
1. a stand component; 2. a first cross bar; 3. a second crossbar; 4. a first central aperture; 5. a second central aperture; 6. a first transverse plate; 7. a second transverse plate; 8. a first positioning hole; 9. a second positioning hole; 10. a first fixing lever; 11. a second fixing bar; 12. supporting legs; 13. a first bending plate; 14. a second bending plate; 15. a first threaded hole; 16. a second threaded hole; 17. a first connection hole; 18. a second connection hole; 19. a first rotating lever; 20. a second rotating lever; 21. a connecting member; 22. penetrating a rod; 23. a first embedded rod; 24. a first caulking groove; 25. a second embedded rod; 26. a second caulking groove; 27. a first connecting plate; 28. a second connecting plate; 29. a first fixing strip; 30. a first glide bar; 31. a first sliding groove; 32. a first mounting hole; 33. a second mounting hole; 34. a second fixing strip; 35. a second glide bar; 36. a second sliding groove; 37. opening a hole; 38. a bearing; 39. a third threaded hole; 40. a screw.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
As shown with reference to figures 1 to 3,
as a first embodiment of the present invention:
a novel temporary stand for a spectator,
comprises at least two groups of stand assemblies 1;
the stand component 1 comprises a first cross rod 2 and a second cross rod 3, the first cross rod 2 and the second cross rod 3 are arranged in a cross mode, a first central hole 4 is formed in the first cross rod 2, a second central hole 5 is formed in the second cross rod 3, and the first central hole 4 and the second central hole 5 are arranged in a concentric mode;
one end of the first cross rod 2 is rotatably connected with a first transverse plate 6, the second cross rod 3 is rotatably connected with a second transverse plate 7, and the first transverse plate 6 and the second transverse plate 7 are mutually spliced to form a step plate;
the first transverse plate 6 and the second transverse plate 7 are provided with fixing mechanisms for fixing each other;
the one end that first crossbar 2 set up first diaphragm 6 dorsad is provided with first locating hole 8, the one end that second crossbar 3 set up second diaphragm 7 dorsad is provided with second locating hole 9, wears to be equipped with first dead lever 10 in the first locating hole 8 on the stand subassembly 1 of different groups simultaneously, wears to be equipped with second dead lever 11 in the second locating hole 9 on the different stand subassemblies 1 simultaneously, be connected with supporting legs 12 between first dead lever 10 and the second dead lever 11.
Through the technical scheme, when in installation, only the first cross rod 2 and the second cross rod 3 need to be concentric with each other, the first central hole 4 and the second central hole 5 are opened to form an X shape, then the first transverse plate 6 and the second transverse plate 7 are spliced into a step plate, the step plate is fixed through the fixing mechanism, then the first fixing rod 10 and the second fixing rod 11 are simultaneously inserted into the first positioning hole 8 and the second positioning hole 9 on different groups of stand assemblies 1, then the positions of the first fixing rod 10 and the second fixing rod 11 extending out of the first positioning hole 8 and the second positioning hole 9 are installed, in the embodiment, the supporting leg 12 is a transverse rod, the transverse rod is provided with the first positioning hole 8 and the second positioning hole 9, the first positioning hole 8 is used for the first fixing rod 10 to pass through, the second fixing hole is used for the second fixing rod 11 to pass through, two groups of stand assemblies 1 are arranged in the embodiment, the multiple groups can be arranged, so that a stable structure can be formed at the bottom, and the more the groups are, the technical scheme of the invention has the advantages of simple structure, less accessories, convenience in assembly and. The step plate can be used as a stair or a stand seat.
As a specific embodiment of the improvement,
fixed subassembly is including setting up first bent plate 13 on first diaphragm 6 and setting up the second bent plate 14 on second diaphragm 7, first bent plate 13 is used for laminating with second bent plate 14, be provided with first screw hole 15 on the first bent plate 13, be provided with second screw hole 16 on the second bent plate 14, first screw hole 15 is used for setting up with second screw hole 16 is concentric.
Through above-mentioned technical scheme, through the setting of first bending plate 13 and second bending plate 14, can laminate first bending plate 13 and second bending plate 14 in the time of first diaphragm 6 of amalgamation and second diaphragm 7 to aim at second screw hole 16 with first screw hole 15, it can to twist the bolt. And the fixing mode is simple and easy to operate.
As a specific embodiment of the improvement,
Through above-mentioned technical scheme, can rotate first diaphragm 6 and second diaphragm 7 when accomodating, with its laminating on first crossbar 2 and second crossbar 3, just so can realize accomodating to this kind of mode of accomodating also saves the volume more.
As a specific embodiment of the improvement,
a connecting piece 21 is arranged between the two groups of stand assemblies 1, two penetrating rods 22 are arranged on the connecting piece 21, one penetrating rod 22 penetrates through the first central hole 4, and the other penetrating rod 22 penetrates through the second central hole 5.
Through the technical scheme, the two penetrating rods 22 penetrate through the first center hole 4 and the second center hole 5 through the connecting piece 21, so that the first cross rod 2 and the second cross rod 3 can rotate, and the two groups of stand assemblies 1 are more stable.
As a specific embodiment of the improvement,
the first cross rod 2 is provided with a first embedded rod 23, the first transverse plate 6 is provided with a first embedded groove 24, and the first embedded groove 24 is used for embedding the first embedded rod 23;
the second cross rod 3 is provided with a second embedded rod 25, the second transverse plate 7 is provided with a second embedded groove 26, and the second embedded groove 26 is used for embedding the second embedded rod 25.
Through the technical scheme, through the setting of first inserted bar 23 and first caulking groove 24 for can be with first inserted bar 23 embedding in first caulking groove 24 when accomodating, thereby realize the effect of fixed first diaphragm 6, like this, through the setting of second inserted bar 25 and second caulking groove 26, make can be with second inserted bar 25 embedding in second caulking groove 26 when accomodating, thereby realize the effect of fixed second diaphragm 7.
As a specific embodiment of the improvement,
the first transverse plate 6 is provided with a first connecting plate 27, and the first rotating rod 19 is arranged on the first connecting plate 27;
a second connecting plate 28 is arranged on the second transverse plate 7, and the second rotating rod 20 is arranged on the second connecting plate 28.
Through the above technical solution, through the arrangement of the first connecting plate 27 and the second connecting plate 28, the first rotating rod 19 and the second rotating rod 20 can be located at positions other than the first transverse plate 6 and the second transverse plate 7, so that the storage and the normal use are not affected.
As a specific embodiment of the improvement,
the first embedded rod 23 is made of magnetic material, and the first transverse plate 6 is made of iron plate material which can be adsorbed by the magnetic material;
the second embedded rod 25 is made of magnetic material, and the second transverse plate 7 is made of iron plate material capable of being adsorbed by the magnetic material.
Through the technical scheme, the first embedded rod 23 and the second embedded rod 25 can be adsorbed when being embedded into the first embedded groove 24 and the second embedded groove 26, so that the storage structure is more stable.
As a further improvement of the present invention,
the first turning lever 19 and the second turning lever 20 are arranged in reverse.
Through the technical scheme, after the first transverse plate 6 and the second transverse plate 7 are spliced, because the first rotating rod 19 and the second rotating rod 20 are reversely arranged, and meanwhile, the first connecting plate 27 and the second connecting plate 28 are also reversely arranged, so that the first transverse plate 6 and the second transverse plate 7 can not fall off after being translated in one direction, and the stability of the whole structure is ensured.
Referring to fig. 4 to 5, as a second embodiment of the present invention, the following modifications are made on the basis of the first embodiment: as a specific embodiment of the improvement,
the supporting legs 12 include first fixed strip 29 and first strip 30 that slides, be provided with first groove 31 that slides on the first fixed strip 29, first groove 31 that slides is connected in first groove 31 that slides, be provided with on the first fixed strip 29 with first locating hole 8 concentric first mounting hole 32, be provided with on the first strip 30 that slides be used for with second locating hole 9 concentric second mounting hole 33.
Through the technical scheme, the supporting legs 12 are arranged in this way, and the first sliding strip 30 slides in the first sliding groove 31, so that the length of the supporting legs 12 can be adjusted, and the stand assembly 1 with different opening degrees can be adapted.
As a specific embodiment of the improvement,
the connecting piece 21 includes second fixed strip 34 and second strip 35 that slides, be provided with second sliding groove 36 on the second fixed strip 34, second sliding groove 36 slides and connects in second sliding groove 36, two wear rod 22 is located second fixed strip 34 and second sliding strip 35 respectively, the one end that second fixed strip 34 slided the strip 35 dorsad is provided with trompil 37, trompil 37 department is provided with bearing 38, bearing 38 inner circle connection has screw rod 40, be provided with third screw hole 39 on the second sliding strip 35, screw rod 40 threaded connection is in third screw hole 39.
Through the technical scheme, the screw rod 40 and the third threaded hole 39 form a screw rod structure, so that the positions of the two penetrating rods 22 can be adjusted, and the two groups of stand assemblies 1 with different heights can be adapted.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A novel temporary stand is characterized in that:
comprises at least two groups of stand assemblies (1);
the stand component (1) comprises a first cross rod (2) and a second cross rod (3), the first cross rod (2) and the second cross rod (3) are arranged in a cross mode, a first center hole (4) is formed in the first cross rod (2), a second center hole (5) is formed in the second cross rod (3), and the first center hole (4) and the second center hole (5) are arranged in a concentric mode;
one end of the first cross rod (2) is rotatably connected with a first transverse plate (6), the second cross rod (3) is rotatably connected with a second transverse plate (7), and the first transverse plate (6) and the second transverse plate (7) are spliced into a step plate;
the first transverse plate (6) and the second transverse plate (7) are provided with fixing mechanisms for fixing each other;
the novel combined type stand is characterized in that one end, back to the first transverse plate (6), of the first cross rod (2) is provided with a first positioning hole (8), one end, back to the second transverse plate (7), of the second cross rod (3) is provided with a second positioning hole (9), a first fixing rod (10) penetrates through the first positioning hole (8) in the stand assemblies (1) of different groups at the same time, a second fixing rod (11) penetrates through the second positioning hole (9) in the stand assemblies (1) of different groups at the same time, and a supporting leg (12) is connected between the first fixing rod (10) and the second fixing rod (11).
2. A novel temporary viewing platform according to claim 1, wherein:
fixed subassembly is including setting up first bending plate (13) on first diaphragm (6) and setting up second bending plate (14) on second diaphragm (7), first bending plate (13) are used for with the laminating of second bending plate (14), be provided with first screw hole (15) on first bending plate (13), be provided with second screw hole (16) on second bending plate (14), first screw hole (15) are used for setting up with second screw hole (16) are concentric.
3. A novel temporary viewing platform according to claim 2, wherein:
first crossbar (2) are provided with first connecting hole (17) in the position of first locating hole (8) dorsad, second crossbar (3) are provided with second connecting hole (18) in the position of second locating hole (9) dorsad, be provided with first dwang (19) on first diaphragm (6), first dwang (19) are rotated and are connected in first connecting hole (17), be provided with second dwang (20) on second diaphragm (7), be provided with on second dwang (20) and be used for rotating second dwang (20) of connection in the second rotation hole.
4. A novel temporary viewing platform according to claim 3, wherein:
a connecting piece (21) is arranged between the two groups of stand assemblies (1), two penetrating rods (22) are arranged on the connecting piece (21), one penetrating rod (22) penetrates through the first center hole (4), and the other penetrating rod (22) penetrates through the second center hole (5).
5. A novel temporary viewing platform according to claim 4, wherein:
a first embedded rod (23) is arranged on the first cross rod (2), a first embedded groove (24) is arranged on the first transverse plate (6), and the first embedded groove (24) is used for embedding the first embedded rod (23);
the second cross rod (3) is provided with a second embedded rod (25), the second transverse plate (7) is provided with a second embedded groove (26), and the second embedded groove (26) is used for embedding the second embedded rod (25).
6. A novel temporary viewing platform according to claim 5, wherein:
the first transverse plate (6) is provided with a first connecting plate (27), and the first rotating rod (19) is arranged on the first connecting plate (27);
a second connecting plate (28) is arranged on the second transverse plate (7), and the second rotating rod (20) is arranged on the second connecting plate (28).
7. A novel temporary viewing platform according to claim 6, wherein:
the first embedded rod (23) is made of magnetic materials, and the first transverse plate (6) is made of iron plates which can be adsorbed by the magnetic materials;
the second embedded rod (25) is made of magnetic materials, and the second transverse plate (7) is made of iron plates which can be adsorbed by the magnetic materials.
8. A novel temporary viewing platform according to claim 7, wherein:
the first rotating rod (19) and the second rotating rod (20) are arranged in a reverse direction.
9. A novel temporary viewing platform according to claim 8, wherein:
the supporting legs (12) include first fixed strip (29) and first strip (30) that slide, be provided with first groove (31) that slides on first fixed strip (29), first groove (31) that slides is connected in first groove (31) that slides, be provided with on first fixed strip (29) with first locating hole (8) concentric first mounting hole (32), be provided with on first strip (30) that slides be used for with second locating hole (9) concentric second mounting hole (33).
10. A novel temporary viewing platform according to claim 9, wherein:
connecting piece (21) include second fixed strip (34) and second strip (35) that slides, be provided with second sliding groove (36) on second fixed strip (34), second sliding groove (36) is slided and is connected in second sliding groove (36), two wear pole (22) to be located second fixed strip (34) and second sliding strip (35) respectively, the one end that second fixed strip (34) slided strip (35) dorsad is provided with trompil (37), trompil (37) department is provided with bearing (38), bearing (38) inner circle connection has second screw rod (40), be provided with third screw hole (39) on second sliding strip (35), second screw rod (40) threaded connection is in third screw hole (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011643897.1A CN112878749A (en) | 2020-12-31 | 2020-12-31 | Novel temporary stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011643897.1A CN112878749A (en) | 2020-12-31 | 2020-12-31 | Novel temporary stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112878749A true CN112878749A (en) | 2021-06-01 |
Family
ID=76046679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011643897.1A Withdrawn CN112878749A (en) | 2020-12-31 | 2020-12-31 | Novel temporary stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112878749A (en) |
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| US2030776A (en) * | 1935-07-02 | 1936-02-11 | Forrest C Vance | Folding grandstand |
| AU5670973A (en) * | 1972-06-09 | 1974-12-12 | Smith F W | Portable grandstand portable grandstand |
| US4908999A (en) * | 1987-05-13 | 1990-03-20 | B. J. Harris (Oxford) Limited | Staging |
| US5050353A (en) * | 1990-07-06 | 1991-09-24 | Stageright Corporation | Foldable, multi-level staging and seating support |
| DE19818538A1 (en) * | 1998-04-24 | 1999-11-25 | Bettina Nedelykov | Variable geometry stadium for football or athletic events has deep pit in center between rows of seats, containing platform supported on tops of tanks which float when pit is filled with water |
| PL334845A1 (en) * | 1998-08-11 | 2000-02-14 | Friatec Ag | Apparatus fo rjointing two profiled rails |
| WO2000033702A1 (en) * | 1998-12-04 | 2000-06-15 | H & M Sitz-Systeme Gmbh | Telescopic platform (drive) |
| US7546705B1 (en) * | 2003-02-26 | 2009-06-16 | Midwest Folding Products | Portable riser apparatus having a lifting and locking assembly |
| CN108442746A (en) * | 2018-05-30 | 2018-08-24 | 江西名川公共设施有限公司 | A kind of removable metal grandstand of automatic collapsible type |
| CN109288247A (en) * | 2018-10-09 | 2019-02-01 | 北京电影学院 | A kind of multifunctional platform and its working method for musicology teaching |
| CN208610259U (en) * | 2018-01-16 | 2019-03-19 | 保定飞高东方椅业有限公司 | Dual-purpose stadium ladder grandstand guard-rail chair |
| WO2020130293A1 (en) * | 2018-12-21 | 2020-06-25 | 주식회사 엔시팅 | Folding seat |
| CN211703825U (en) * | 2020-02-28 | 2020-10-20 | 宁波艾格康人体工学科技有限公司 | Hand-operated lifting table |
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2020
- 2020-12-31 CN CN202011643897.1A patent/CN112878749A/en not_active Withdrawn
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2030776A (en) * | 1935-07-02 | 1936-02-11 | Forrest C Vance | Folding grandstand |
| AU5670973A (en) * | 1972-06-09 | 1974-12-12 | Smith F W | Portable grandstand portable grandstand |
| US4908999A (en) * | 1987-05-13 | 1990-03-20 | B. J. Harris (Oxford) Limited | Staging |
| US5050353C1 (en) * | 1990-07-06 | 2001-05-01 | Stageright Corp | Foldable multi-level staging and seating support |
| US5050353A (en) * | 1990-07-06 | 1991-09-24 | Stageright Corporation | Foldable, multi-level staging and seating support |
| DE19818538A1 (en) * | 1998-04-24 | 1999-11-25 | Bettina Nedelykov | Variable geometry stadium for football or athletic events has deep pit in center between rows of seats, containing platform supported on tops of tanks which float when pit is filled with water |
| PL334845A1 (en) * | 1998-08-11 | 2000-02-14 | Friatec Ag | Apparatus fo rjointing two profiled rails |
| WO2000033702A1 (en) * | 1998-12-04 | 2000-06-15 | H & M Sitz-Systeme Gmbh | Telescopic platform (drive) |
| US7546705B1 (en) * | 2003-02-26 | 2009-06-16 | Midwest Folding Products | Portable riser apparatus having a lifting and locking assembly |
| CN208610259U (en) * | 2018-01-16 | 2019-03-19 | 保定飞高东方椅业有限公司 | Dual-purpose stadium ladder grandstand guard-rail chair |
| CN108442746A (en) * | 2018-05-30 | 2018-08-24 | 江西名川公共设施有限公司 | A kind of removable metal grandstand of automatic collapsible type |
| CN109288247A (en) * | 2018-10-09 | 2019-02-01 | 北京电影学院 | A kind of multifunctional platform and its working method for musicology teaching |
| WO2020130293A1 (en) * | 2018-12-21 | 2020-06-25 | 주식회사 엔시팅 | Folding seat |
| CN211703825U (en) * | 2020-02-28 | 2020-10-20 | 宁波艾格康人体工学科技有限公司 | Hand-operated lifting table |
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Application publication date: 20210601 |