Household visual training instrument
The utility model discloses a household visual training instrument which comprises a support frame which is installed at the upper end of the ground, a threaded rod is rotatably installed on the inner surface of the support frame, the support frame is connected with a support column provided with a...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
25.01.2022
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model discloses a household visual training instrument which comprises a support frame which is installed at the upper end of the ground, a threaded rod is rotatably installed on the inner surface of the support frame, the support frame is connected with a support column provided with a support rod, and a containment is fixedly installed at the lower end of the outer surface of the support frame; the chin placing support is installed on the outer surface of the supporting column, the lower surface of the chin placing support is connected with a supporting rod, a locking screw is installed at the edge end of the outer surface in a threaded mode, and the upper surface of the chin placing support is connected with a forehead placing support. According to the household visual training instrument, the supporting column with the threaded rod adjustment function is arranged, the forehead placement support is fixedly installed at the upper end of the supporting column, the forehead placement support is ef |
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Bibliography: | Application Number: CN202121375634U |