Injection heads for railroad tie treating apparatus

Details Injection heads for railroad tie treating apparatus Injection heads for railroad tie treating apparatus

1991-08-05

1994-10-11

Jones, W. Gary

Coating apparatus

Immersion or work-confined pool type

Work-confined pool

118407, 401265, 401193, B05C 320

Patent

active

053543734

ABSTRACT:
Injection heads for a railroad tie treating apparatus by which a flowable treating material can be injected through unused or unoccupied spike holes in railroad rail tie plates which anchor the bottom flange of a railroad rail to the wooden ties. Each of the injection heads include a structure enabling the injection head to be sealingly engaged with tie plate in order to prevent leakage of the treating material between the injection head and tie plate with several embodiments of the invention being disclosed to assure efficient discharge of the flowable treating material between the bottom surface of the tie plates and the adjacent surface areas of the wooden ties.

REFERENCES:
patent: 1140514 (1915-05-01), Haverstick
patent: 2093870 (1937-09-01), Lang
patent: 2273984 (1942-02-01), Osborn
patent: 3099582 (1963-07-01), Ongstad et al.
patent: 3173166 (1965-03-01), Christensen
patent: 3534788 (1970-10-01), Vergobbi
patent: 4047497 (1977-09-01), Grobler
patent: 4272017 (1981-06-01), Franz
patent: 5115844 (1992-05-01), Hansen

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