An expandable podium has a first part (2) which includes a supporting base panel (7) and a rear panel (8) rising from the base panel, a second part (3) which includes a top panel (9) and a front panel (10) depending from the top panel, wherein in expanded mode of the podium a lower hinge (5) links a
An expandable podium has a first part (2) which includes a supporting base panel (7) and a rear panel (8) rising from the base panel, a second part (3) which includes a top panel (9) and a front panel (10) depending from the top panel, wherein in expanded mode of the podium a lower hinge (5) links a bottom corner (10′) of the front panel to the nearest forward corner of the base panel and an upper hinge links a top corner (8′) of the rear panel to the nearest rearward corner of the top panel, each of the upper and lower hinges forming an elongate element the ends of which are connected pivotally to the appertaining base, top, front and rear panels about a respective pivot axis. The pivot axes extend at converging directions that intersect in a common point of intersection, beyond the rear panel.
대표청구항▼
1. An expandable podium, comprising: a first part (2), which includes a supporting base panel (7) and a rear panel (8) rising from the base panel; anda second part (3), which includes a top panel (9) and a front panel (10) depending from the top panel,wherein, in an expanded mode of the podium, a lo
1. An expandable podium, comprising: a first part (2), which includes a supporting base panel (7) and a rear panel (8) rising from the base panel; anda second part (3), which includes a top panel (9) and a front panel (10) depending from the top panel,wherein, in an expanded mode of the podium, a lower hinge (5) links a bottom corner (10′) of the front panel to a forward corner (7′) of the base panel, and an upper hinge (4) links a top corner (8′) of the rear panel to a rearward corner (9′) of the top panel, each of the upper and lower hinges forming an elongate element, ends of which being connected pivotally to the appertaining base, top, front, and rear panels about a respective pivot axis (D1, D2, D3, D4), andwherein the pivot axes (D1, D2, D3 and D4) extend at converging directions that intersect in a common imaginary point of intersection (IP), beyond the rear panel. 2. The podium according to claim 1, wherein the first and second parts of the podium each comprises a side panel (11,12) adjoining a longitudinal edge of the front and rear panels respectively, the first and second parts of the podium in non-expanded mode together forming a closed cabinet (1). 3. The podium according to claim 1, wherein in expanded mode the first and second parts are laterally separated and angularly spaced on a circular arc. 4. The podium according to claim 1, wherein in non-expanded mode the lower hinge lies concealed inside the closed cabinet, following a forward edge (23) of the base panel. 5. The podium according to claim 1, wherein the front panel (10) is convexo-concave in horizontal section. 6. The podium according to claim 5, wherein the lower hinge (5) is curved in conformity with the convexo-concave section of the front panel (10). 7. The podium according to claim 6, wherein the ends (25, 26) of the lower hinge are configured for mounting the lower hinge pivotally about converging pivot axes (D3, D4). 8. The podium according to claim 1, wherein in non-expanded mode a length of the upper hinge (4) projects outside the rear panel, following a rearward edge (22) of the top panel, forming a handle (17) for transportation of the closed cabinet. 9. The podium according to claim 8, wherein the upper hinge (4) comprises a handle portion in each opposite end adjoining a mounting bracket (18, 19) which extends forwardly offset from the handle portion (17), the mounting brackets angled and configured (20) for mounting the upper hinge pivotally about converging pivot axes (D1, D2). 10. The podium according to claim 1, wherein the second portion of the podium is movable in a spherical path of movement relative to the first portion, between expanded and closed modes. 11. The podium of claim 1, further comprising: wheels (15) for transportation journalled in the base panel. 12. The podium of claim 1, further comprising: handles (13, 14) for manual gripping formed in the top panel (9) for shifting the podium between expanded and closed modes. 13. The podium of claim 1, further comprising: an insert (29) supported inside the first and/or inside the second part of the podium. 14. The podium of claim 1, further comprising: a separate podium top (6) twice foldable for storage in the podium.
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이 특허에 인용된 특허 (4)
Ziglar, Paul S., Method and system for providing an easily assembled rigid-walled wicker hamper.
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