Intercirculation tunnel between vehicles

Details Intercirculation tunnel between vehicles Intercirculation tunnel between vehicles

1986-06-16

1989-08-22

Reeves, Robert B.

Railway rolling stock

Trains

Vestibule connections

B60D 500, B61D 1722

Patent

active

048585351

ABSTRACT:
An intercirculation tunnel between successive railroad cars or highway vehicles for ensuring protection against bad weather and atmospheric agents as well as noise and heat insulation as a unitized structure with oval constant cross section. The structure has a self-supporting wall that is elastically deformable throughout without mechanical devices, and that is composed of a multilayer composite of compact elastomers including an outer layer and an inner layer which can also contain reinforcements and an intermediate layer of a cellular polymer material.

REFERENCES:
patent: 2126837 (1938-08-01), Stewart et al.
patent: 2225951 (1948-12-01), Christianson
patent: 2354045 (1944-07-01), Nystrom et al.
patent: 2578140 (1951-12-01), Krupp et al.
patent: 3410226 (1968-11-01), Krupp et al.
patent: 4543289 (1985-09-01), Park
patent: 4570964 (1986-02-01), Tatey et al.
patent: 4599947 (1986-07-01), Keefer

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