Improved mailbox device
An improved, letter box technology, applied in the field of letter boxes, can solve the problems of high labor consumption, working time, low working efficiency, etc., and achieve the effects of improving transmission stability, simple device structure, and convenient use.
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[0020] All features disclosed in this specification, or steps in all methods or processes disclosed, may be combined in any manner, except for mutually exclusive features and / or steps.
[0021] Any feature disclosed in this specification (including any appended claims, abstract and drawings), unless expressly stated otherwise, may be replaced by alternative features which are equivalent or serve a similar purpose. That is, unless expressly stated otherwise, each feature is one example only of a series of equivalent or similar features.
[0022] Such as Figure 1-3As shown, an improved letter box device of the present invention includes a first base 100, a first link 104 is fixed on the lower end of the first base 100, and a first link 104 is fixed on the lower end of the first link 104. There is a ball 101, a walking belt 102 is arranged below the first base 100, and a first fixed block 103 is fixed on the upper end surface of the walking belt 102, and the first fixed block 1...
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