Grade control apparatus of display set for tapestry
First Claim
1. A grade control apparatus of display set for tapestry, said apparatus comprising:
- at least two guide brackets attached to a wall;
holding-down brackets for holding a display device, each having one end being pivotably connected to one end of the corresponding guide bracket;
adjusting link transmission shafts installed within each guide bracket, each having one end on which a bevel gear is installed and the other end on which a shifting boss is installed;
an angle adjustable shaft being installed between the guide brackets and having gears for being engaged with each bevel gear; and
an angle adjustable hand lever for receiving an external force, said angle adjustable hand lever being formed on at least one angle adjustable shaft.
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Accused Products
Abstract
A grade control apparatus of display set for tapestry. The apparatus includes at least two guide brackets attached to a wall; holding-down brackets for holding a display device, each having one end being pivotably connected to one end of the corresponding guide bracket; adjusting link transmission shafts installed within each guide bracket, each having one end on which a bevel gear is installed and the other end on which a shifting boss is installed; an angle adjustable shaft being installed between the guide brackets and having gears for being engaged with each bevel gear; and an angle adjustable hand lever for receiving an external force, the angle adjustable hand lever being formed on at least one angle adjustable shaft. The present invention easily adjusts the angle of the display device so as to comply with a user'"'"'s wishes, and finely adjusts the angle of the display device by a small force.
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Citations
13 Claims
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1. A grade control apparatus of display set for tapestry, said apparatus comprising:
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at least two guide brackets attached to a wall;
holding-down brackets for holding a display device, each having one end being pivotably connected to one end of the corresponding guide bracket;
adjusting link transmission shafts installed within each guide bracket, each having one end on which a bevel gear is installed and the other end on which a shifting boss is installed;
an angle adjustable shaft being installed between the guide brackets and having gears for being engaged with each bevel gear; and
an angle adjustable hand lever for receiving an external force, said angle adjustable hand lever being formed on at least one angle adjustable shaft. - View Dependent Claims (2, 3, 4, 5)
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6. A grade control apparatus of display set for tapestry, said apparatus comprising:
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at least two guide brackets attached to a wall;
holding-down brackets for holding a display device, each having one end being pivotably connected to one end of the corresponding guide bracket;
adjusting link transmission shafts installed within each guide bracket, each having one end on which a bevel gear is installed and the other end on which a shifting boss is installed;
an angle adjustable shaft being installed between the guide brackets and having gears for being engaged with each bevel gear; and
a power unit system and a controller, being attached to a designated location of the angle adjustable shaft and serving to automatically rotate the angle adjustable shaft. - View Dependent Claims (7, 8)
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9. A grade control apparatus of display set for tapestry, said apparatus comprising:
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latch bolts coupled with the display device;
holding-down brackets coupled with the latch bolts;
at least two guide brackets connected to one end of each holding-down bracket and attached to a wall;
adjusting link transmission shafts installed within each guide bracket, each having one end on which a bevel gear is installed and the other end on which a shifting boss is installed;
an angle adjustable shaft being installed between the guide brackets and having gears for being engaged with each bevel gear; and
an angle adjustable hand lever for receiving an external force, said angle adjustable hand lever being formed on at least one angle adjustable shaft. - View Dependent Claims (10, 11, 12, 13)
a body with a screw thread formed on its outer surface;
a head formed on one end of the body;
an auxiliary head separated from the head; and
a neck formed between the head and the auxiliary head.
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11. The grade control apparatus of display set for tapestry as set forth in claim 9, wherein the through hole comprises a circular insertion portion and a long slot portion integrally formed under the insertion portion.
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12. The grade control apparatus of display set for tapestry as set forth in claim 9, wherein the adjusting link transmission shaft comprises a compression spring compressed by the elevating of the shifting boss by the motion of an adjustable link.
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13. The grade control apparatus of display set for tapestry as set forth in claim 9, further comprising a universal joint being installed between the angle adjustable shaft and the angle adjustable hand lever, and serving to rotate the angle adjustable shaft within a designated range.
Specification