Interstitial ballast vibrator

Details Interstitial ballast vibrator Interstitial ballast vibrator

1989-01-13

1990-01-02

Butler, Douglas C.

Railways

Track layers

Track raising car

104 2, 104 71, 104307, E01B 2904

Patent

active

048905577

ABSTRACT:
An attachment for railroad track maintenance equipment utilizes a parallelogram linkage to position a vibrating skid on the surface of the interstitial ballast intermediate railroad crossties to loosen such ballast for subsequent removal by an undercutter device which is a part of the track maintenance equipment.

REFERENCES:
patent: 3811382 (1974-05-01), Buchter et al.
patent: 4538686 (1985-09-01), Theurer et al.
patent: 4563826 (1986-01-01), Whitaker, Jr.
patent: 4705115 (1987-11-01), Whitaker, Jr.
patent: 4770104 (1988-09-01), Theurer
patent: 4799430 (1989-01-01), Theurer

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