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2021
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Invention
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Auxiliary breathing machine. An auxiliary breathing machine, comprising a pressure-bearing housin... |
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2020
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Invention
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Combined steel rail noise reduction and sound absorption device. A combined steel rail noise redu... |
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2015
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Invention
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Mobile phone protection case |
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2014
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Invention
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Rail vibration absorber. Disclosed is a rail vibration absorber, comprising an elastic element (4... |
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Invention
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Tunable mass damper with frame. A tunable mass damper with a frame, comprising a resilient elemen... |
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Invention
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Pretightening force adjustable friction damper. An adjustable friction damper having adjustable p... |
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2013
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Invention
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Liquid projection bomb, projecting device and delivery method therefor. A liquid projection bomb ... |
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Invention
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Liquid projection bomb, projecting device and delivery method therefor. The present invention rel... |
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Invention
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Shock-resistant protective shell of portable appliance. The present invention relates to a shock-... |
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Invention
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Friction damper. A friction damper comprises a plunger (1) and an arresting cylinder. A working s... |
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2012
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Invention
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Elastic fixing device for rail. An elastic fixing device for rail comprises a base (1). The base ... |
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Invention
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Rail fixing device capable of vertical guidance. A rail fixing device comprises a base (1) dispos... |
