Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Derrick crane










Image Number 3 for United States Patent #7441670.

The invention relates to a derrick crane having a main boom and having a derrick boom which are connected to one another by a stay cable to guy the main boom, having an auxiliary tip adjoining the main boom and a stay cable for its guying. In accordance with the invention, the stay cable of the auxiliary tip engages at the auxiliary tip at the one end and at the stay cable of the main boom at the other end.








 
 
  Recently Added Patents
Polyfunctional sulfur-containing epoxies and compositions thereof
Method for radiation sterilization of medical devices
Lighting fixture
Editing device and editing method
3,7-diamino-10H-phenothiazine salts and their use
Multi-carrier operation for wireless systems
Contactless electrical connector for an induction sensor, and sensor including such a connector
  Randomly Featured Patents
Induction motor breakdown slip prediction for propulsion traction applications
Valve operating mechanism of internal combustion engine
Method and apparatus for handling policies in an enterprise
Asymmetric (meth)acrylate crosslinking agents
Infrared absorption enhanced spectroscopic apparatus
Methods for increasing thermogenic adipocytes
Protection device for syringe needle
Wine cabinet with bar
Fingernail polish protector
Processes for producing hydrocarbon/phenol resin and producing epoxy resin