Push -and -pull bed device
The utility model relates to a push -and -pull bed device, its characterized in that is provided with the welding stent assembly, front connecting rod, spacing rear connecting rod, the installation bedplate, spacing rivet, front connecting rod one end is rotated with the welding stent assembly and i...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
07.11.2017
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model relates to a push -and -pull bed device, its characterized in that is provided with the welding stent assembly, front connecting rod, spacing rear connecting rod, the installation bedplate, spacing rivet, front connecting rod one end is rotated with the welding stent assembly and is connected, the front connecting rod other end rotates with the installation bedplate to be connected, spacing rear connecting rod one end is rotated with the welding stent assembly and is connected, the spacing rear connecting rod other end rotates with the installation bedplate to be connected, the welding stent assembly, front connecting rod, spacing rear connecting rod, the installation bedplate constitutes a four -bar linkage, when push -and -pull bed device is in the open mode, contained angle between spacing rear connecting rod and the welding stent assembly is less than 90 degrees and spacing by spacing rivet. Compared with the prior art, the utility model, have characteristics such as simply durable, conv |
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Bibliography: | Application Number: CN201621327672U |