Patent ID: 11971391
Assignee: THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE NAVY
Field: Measurement (Instruments)
Classification: CPC G  B  E | IPC B  E  G

Claim 6:
7. An in-situ bollard tester, comprising:
a frame, comprising:
a rectangular frame disposed along a first horizontal plane;
a pair of jacks coupled near proximal corners of said rectangular frame and arranged in parallel, such that said frame is adjustable in height; and
a pair of hanging columns coupled near distal corners of said rectangular frame and arranged in parallel, said pair of hanging columns being orthogonal to said rectangular frame, such that said pair of hanging columns are disposed along on a vertical plane:
wherein lower ends of said pair of hanging columns comprise a pair of legs arranged in parallel, said pair of legs being orthogonal to said pair of hanging columns, such that said pair of legs are disposed along a second horizontal plane;

a tensioner comprising:
a pair of posts having lower ends removably attached near a distal end of said rectangular frame;
a pair of hydraulic arms having lower ends removably attached near a proximal end of said rectangular frame and in an angular relationship with said rectangular frame; and
a linear crossmember attached to upper ends of said pair of hydraulic arms, wherein said linear crossmember is in a sliding relationship with upper ends of said pair of posts; and

a cable having first and second ends coupled near opposing ends of said linear crossmember.