The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2009
Filed:
Jun. 04, 2004
Karl Schlecht, Filderstadt, DE;
Karl Schlecht, Filderstadt, DE;
Putzmeister Concrete Pumps GmbH, Aichwald, DE;
Abstract
A movable concrete pump comprising a structural frame () that is mounted on a truck undercarriage () of a truck chassis (), a boom stand () which is disposed on the structural frame () and can be rotated about a vertical axis (), and a concrete distribution boom () embodied as a multi-member articulated boom. In order to be able to use a distribution boom having a great range, a trailer () is provided that has its own undercarriage () and is connected to the truck undercarriage () via a coupling member (). The trailer () comprises a prop () which is rotatable about a vertical axis () and accommodates the set of arms that protrude from the rear end of the truck undercarriage () while driving on the road. The set of arms forms the coupling member () and encompasses a first boom arm () and additional boom arms (to) that are in a folded position relative to the first boom arm.