With Colter Patents (Class 37/378)
  • Patent number: 10028421
    Abstract: Scarifier for deep strip-tillage, that after a single trip allows the soil to be in adequate conditions for planting or sowing, operating with a great energy efficiency, contributing to an improvement in the production environment. The scarifier comprises a plurality of tillage units (a), spaced apart and located parallel to each other, and wherein each tillage unit (a) comprises a support structure (2) on which the corresponding tines (1a, 1b, 1c) are mounted, the lower ends of which are located at different heights, with the depth below the ground (d) being greater toward the rear of the scarifier. The scarifier preferably incorporates a fertilization system.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: July 24, 2018
    Inventors: Mario Omar Tesouro, Lidia Beatriz Donato, Juan Pablo D'Amico, Marcos Andrés Roba, Enrique Fernández De Ullivarri, Angel Romito
  • Publication number: 20140237867
    Abstract: A sod cutting blade pivotally supported on a plow assembly frame such that the sod cutting blade is able to pivot and pass over an obstruction when encountered during a plowing operation. The plow assembly has a spring that is used to bias the sod cutter into the ground.
    Type: Application
    Filed: February 27, 2014
    Publication date: August 28, 2014
    Applicant: The Charles Machine Works, Inc.
    Inventors: Robert Davis, Floyd R. Gunsaulis
  • Patent number: 6371691
    Abstract: A process for introducing an optical cable, in the form of a microcable or minicable (1), in solid ground (17) with the aid of a laying unit (23). The microcable or minicable (1) used for this purpose comprises a homogeneous and pressurized-water-tight tube (8) which has an external diameter of from 2.0 to 10 mm and into which optical waveguides (3) are introduced.
    Type: Grant
    Filed: May 6, 1998
    Date of Patent: April 16, 2002
    Assignee: Siemens Aktiengesellschaft
    Inventors: Lothar Finzel, Dieter Kunze, Günter Zeidler, Rainer Kossat