Patent ID: 11933003
Assignee: HILL & SMITH LIMITED
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 18:
19. A barrier for inhibiting progression of a vehicle, comprising:
a plurality of posts;
a first beam having a first end and a second beam having a second end, the first and second beams arranged in an end-on relation to one another and extending between respective posts of the plurality of posts, wherein the first beam and second beam are longitudinally displaceable with respect to one another; and
an articulating link mounted on a central post and connecting the first end of the first beam to the first end of the second beam, wherein the articulating link is configured to translate a force applied to the first beam at a point distant from the articulating link and causing longitudinal movement of the first beam in a first direction to a longitudinal movement of the second beam in a second direction,
wherein each of the first beam and the second beam are elongate and have a respective first and second longitudinal axis and wherein the first and second directions are opposite to one another and along the respective first and second longitudinal axes of the first beam and the second beam.