B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/1, 25/44
B28B 1/14 (2006.01) B28B 5/00 (2006.01) B28B 5/04 (2006.01) B28B 15/00 (2006.01)
Patent
CA 1046739
ABSTRACT A method and an apparatus for producing an elongated concrete member of a trapezoid cross section for use as a cross tie, i e, a pre- stressed concrete member for fixing rails of railroads, include in sequence, the step of attaching end plates to a mold having an open top surface and end plates removed beforehand, the attaching operation being carried out in the condition of the mold having an open top surface and end plates removed beforehand, the attaching operation being carried out in the condition of the mold being transported in the longitudinal direction of the apparatus but lengthwise of the mold to complete the assemble of the mold, the mold being of such a construction that an elongated concrete member of a trapezoid cross section may be molded upside down stocking the mold thus assembled in the transversely transportable condition; placing concrete into the mold, stamping and vibrating same; curing the concrete thus placed in the mold, transporting in the longitudinal direction of the apparatus said mold cont- aining the cured elongated concrete member removing the elongated concrete member from the mold; finishing the elongated concrete member and returning said empty mold to an assembly.
226758
LandOfFree
Method and apparatus for producing elongated concrete member... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for producing elongated concrete member..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for producing elongated concrete member... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-232101