Accession Number : ADD003005
Title : Load Crack Testing Device.
Descriptive Note : Patent,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C
Personal Author(s) : King,William E , Jr
Report Date : 29 Jun 1976
Pagination or Media Count : 6
Abstract : The patent describes a sustained constant load cantilever loading type specimen testing machine. The machine includes a rigid grip which grips one end of a specimen. The other end of the specimen is secured rigidly to a cantilever. A hydraulic piston is connected to the cantilever and operated by a hydraulic pump. The load is measured by a calibrated load cell. Auxiliary equipment such as an electrical timer, control switches and safety switches are used for operation of the system.
Descriptors : *Test equipment, *Patents, Loads(Forces), Load cells, Strain(Mechanics), Cracks, Stress concentration
Subject Categories : Test Facilities, Equipment and Methods
Distribution Statement : APPROVED FOR PUBLIC RELEASE