patent for portable smith concret mixer design

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Who Invented the Portable Mixer Anyway?| Concrete ...

The design of sophisticated machinery as we know it today evolves throughout the years. That is certainly true for the concrete truck. The first portable concrete mixer patented in America, "Mortar Mixer," was patented on February 9, 1904 by Richard Bodlaender of Breslau, Germany.

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US5667298A - Portable concrete mixer with ... - Google Patents

An improved concrete mixing plant is mounted on several mobile chassis to provide portability. The plant includes a horizontally oriented, internally urethane coated mixing drum having spiral and lift flights such that the rate of discharging concrete material is controllable without altering the direction or rate of rotation.

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RU169355U1 - Concrete mixer - Google Patents

In a concrete mixer, a quick disconnect connection is made with a conical section. The concrete mixer is equipped with an additional gearbox for transferring force from the handle to the drum (see US Pat. RU No. 2059461, IPC V28C 5/18, publ. 05/10/1996). The disadvantage of this concrete mixer is the design complexity, large dimensions and weight.

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Drive for the drum of a concrete mixer - Google Patents

concrete mixer mixer concrete Prior art date 2015-04-15 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US29/523,929 Inventor Luigino Pozzo

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Smith concrete mixers and pavers. Catalogue no. 526. : T. L ...

Smith concrete mixers and pavers. Catalogue no. 526. by T. L. Smith Company. ... Smith mixers and pavers CCA call no. ID:88-B7316. Addeddate 2012-09-26 20:33:53 ...

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