Wells – Above ground apparatus
Reexamination Certificate
2011-03-22
2011-03-22
Neuder, William P (Department: 3672)
Wells
Above ground apparatus
C166S077100, C175S207000
Reexamination Certificate
active
07909091
ABSTRACT:
An apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops, including a plurality of identical apparatus wherein each apparatus is positioned at different longitudinal level to restrain the service loops. The apparatus contains multiple improved interlocking units having a shape of the sleeve. Each unit includes first and second members and intra-unit affixing members in addition to an adhesive to affix the members and service loop together. Each member is an insert steel enhanced rubber structure. A transverse interconnecting ring is connected to the inner insert steel through which service loops are retained together by a cable.
REFERENCES:
patent: 379425 (1888-03-01), Trask
patent: 1409760 (1922-03-01), O'Marr
patent: 3757387 (1973-09-01), Bush et al.
patent: 4681169 (1987-07-01), Brookbank, III
Delafield Corporation
Hutchins Cathleen R
Neuder William P
Rozsa Thomas P.
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