US 9,810,032 B2
Cable spools with sheaves
Dennis Dion, Spring, TX (US)
Assigned to PATCO Machine & Fab., Inc., Houston, TX (US)
Filed by PATCO Machine & Fab., Inc., Houston, TX (US)
Filed on Nov. 18, 2015, as Appl. No. 14/945,195.
Application 14/945,195 is a continuation of application No. 14/802,814, filed on Jul. 17, 2015, granted, now 9,206,658.
Prior Publication US 2017/0016287 A1, Jan. 19, 2017
This patent is subject to a terminal disclaimer.
Int. Cl. E21B 19/22 (2006.01); B65H 75/44 (2006.01); G05B 15/02 (2006.01); E21B 33/064 (2006.01); B65H 75/38 (2006.01)
CPC E21B 19/22 (2013.01) [B65H 75/38 (2013.01); B65H 75/4489 (2013.01); E21B 33/064 (2013.01); G05B 15/02 (2013.01); B65H 2551/10 (2013.01); B65H 2557/11 (2013.01); B65H 2701/33 (2013.01); B65H 2701/34 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A reel assembly for accepting, holding, and deploying cable, hose or umbilical connections, comprising:
a spool assembly including a frame and a drum mounted in said frame, the drum including a core and end flanges for storing said cable, hose or umbilical connection;
an air motor;
a sheave coupled to one or more sensors;
an electro-pneumatic drive unit including a plurality of pneumatic valves, electro-pneumatic valves, or both, the air motor coupled to the drum via the electro-pneumatic drive unit; and
an electronic control unit coupled to the electro-pneumatic drive unit and the one or more sensors, where the electronic control unit receives user input and transmits electrical signals to the electro-pneumatic drive unit to cause the electro-pneumatic drive unit to control the motor to rotate the drum.