US Patent for Mixer truck with drum rotation unevenness

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    United States Patent [191 Hodgson [451 Nov. 20 1973 CONTROL FOR VEHICULAR CONCRETE MIXER [75] inventor: Patrick William Egerton Hodgson ... it relates to a control device for controlling the rotation of the mixing drum on the truck body. ... the invention which consists of a means for controlling the movement of the mixer drum has application ...

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  • Alexander Krasny Inventions Patents and Patent ...

    Dec 19 2006 · Abstract: A concrete transit mixer truck includes a control system that automatically controls rotation of the mixer drum at a constant drum speed when the mixer truck is traveling. When sensed speed of the truck exceeds a threshold the control system automatically causes a hydraulic system to rotate the drum at a constant speed regardless of the truck engine speed.

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  • Internet Archive

    9. Schematic of scoring channels (split). and low-level patch bays are located in this cabinet rack. The mixer console placed as shown in Fig. 10 commands a full view of the stage and vocal room. The console is equipped with a 12-position mixer that may be split into two channels of eight and four each with FIG. 10. Scoring-mixer console.

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  • concrete mixer wheels United States

    June 12 1962 Filed Nov. 16 1959' n'veni'or' United States Patent 3038705 DRUM FOR TRUCK MOUNTED CONCRETE MIXERS Harold R. McDermott Waterloo Iowa assignor to (ionstruction Machinery Company Waterloo Iowa a corporation of Iowa Filed Nov. 16 1959 Ser. No. 8534)85 3 tliaims.

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  • Concrete mixer truck - Hudelmaier Gerhard

    2. The concrete mixer truck of claim 1 wherein said drum is rotatable and said mixer elements are secured to the drum to be moved by rotation thereof and wherein said hydraulic actuating means drives the drum for rotation so that the vibration which said actuating means imposes upon said mixer elements is transmitted to them through the drum. 3.

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  • US3328006A - Concrete mixer drum - Google Patents

    US3328006A US578519A US57851966A US3328006A US 3328006 A US3328006 A US 3328006A US 578519 A US578519 A US 578519A US 57851966 A US57851966 A US 57851966A US 3328006 A US3328006 A US 3328006A Authority US United States Prior art keywords drum ingredients blade closed head Prior art date 1966-09-12 Legal status (The legal status is an assumption and is not a legal

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  • Direct drum drive for concrete mixer trucks - Okubo ...

    United States Patent 4124304 . Abstract: A device for driving and supporting the drum of a concrete mixer truck comprises a casing fixedly mounted on the truck chassis by stud bolts and a driving shaft connected in driving relationship with the drum by a universal coupling consisting of a driving member concentrically connected to the driving ...

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  • Alexander Krasny Inventions Patents and Patent ...

    Dec 19 2006 · Abstract: A concrete transit mixer truck includes a control system that automatically controls rotation of the mixer drum at a constant drum speed when the mixer truck is traveling. When sensed speed of the truck exceeds a threshold the control system automatically causes a hydraulic system to rotate the drum at a constant speed regardless of the truck engine speed.

    GET A QUOTE
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  • Automatic drum rotation control concrete transit mixer truck

    United States Patent Application 20080144424 . Kind Code: A1 . Abstract: A concrete transit mixer truck includes a control system that automatically controls rotation of the mixer drum at a constant drum speed when the mixer truck is traveling. ... and controlling rotation of a mixer drum of the truck to rotate the drum at a constant drum speed ...

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    Matrices are also made bearing two characters as the ordinary body character and the corresponding italics or a body character and a small capital or a black face and either of these is brought into use as desired by the touching of a key so that if for instance it is required to print a word in italics (p. 065) or black face at any part of the line being composed it is effected in this ...

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  • Full text of "USPTO Patent Full Text 1976 July-September"

    Jul 13 1976 · Full text of "USPTO Patent Full Text 1976 July-September" See other formats ...

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