Cast in place chimney form

Details Cast in place chimney form Cast in place chimney form

2005-11-01

2005-11-01

Canfield, Robert (Department: 3635)

Static molds

In situ construction engineering type or building type-mold...

Forming building structure

C052S244000, C052S218000, C454S003000, C454S013000

Reexamination Certificate

active

06959903

ABSTRACT:
A cast in place chimney form and installation method therefor. The cast in place form being of a relatively light weight construction and having physical and visual features that allow it to be used as a chimney cap form and to be left as an element of the finished chimney cap. The method of installation comprising the positioning of the form with relation to a step of chimney construction and the pouring of the chimney cap with the form being left in place.

REFERENCES:
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patent: 490536 (1893-01-01), Boston
patent: 820014 (1906-05-01), Ries
patent: 1088060 (1914-02-01), Carter
patent: 1504264 (1924-08-01), Nelson et al.
patent: 2800850 (1957-07-01), McKann
patent: 4711060 (1987-12-01), Scherrer
patent: 4920867 (1990-05-01), Joly
patent: 5099047 (1992-03-01), Sato et al.
patent: 5291706 (1994-03-01), Beardsley et al.
patent: 6508907 (2003-01-01), Lutz
patent: 2003/0014926 (2003-01-01), Champa et al.
patent: 2004/0016191 (2004-01-01), Whitty

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