US3590983A — Concrete conveyor

Claim 1

Independent Claim 175 words

Apparatus for continuously conveying a fluid mass, such as concrete mix, from a first location to a second location, said apparatus comprising, in combination, an elongated support frame, movable belt means for continuously conveying said mass along a path of travel from said first location to said second location, support assemblies for said belt means, cooperating means on said frame and on said assemblies for adjustably mounting said assemblies on said frame, means on said frame for diverting spilled portions of said fluid mass therefrom, means positioned on said support frame for continuously diverting said mass from said path of travel to said second location, a cooperating means on said frame and on said diverting means for driving said diverting means to a desired location on said frame, a rigid hopper, a frame end member slidably mounted on said support frame and carrying said hopper to permit relative adjustment of said hopper longitudinally of said frame, and cooperating means on said hopper and on said frame for locking said hopper in place on said frame.

Claim 2

Dependent Claim 175 words

Apparatus for continuously conveying a fluid mass, such as concrete mix, from a first location to a second location, said apparatus comprising, in combination, an elongated support frame, movable belt means for continuously conveying said mass along a path of travel from said first location to said second location, support assemblies for said belt means, cooperating means on said frame and on said assemblies for adjustably mounting said assemblies on said frame, means on said frame for diverting spilled portions of said fluid mass therefrom, means positioned on said support frame for continuously diverting said mass from said path of travel to said second location, a cooperating means on said frame and on said diverting means for driving said diverting means to a desired location on said frame, a rigid hopper, a frame end member slidably mounted on said support frame and carrying said hopper to permit relative adjustment of said hopper longitudinally of said frame, and cooperating means on said hopper and on said frame for locking said hopper in place on said frame.

Claim 3

Dependent Claim 33 words

The apparatus of claim 1 wherein a fluid cylinder is mounted between said support frame and said end member for adjusting the relative longitudinal position of said end member on said support frame.

Claim 4

Dependent Claim 19 words

The apparatus of claim 2 wherein drive means are mounted on said end member for operating said belt means.

Claim 5

Dependent Claim 129 words

Apparatus for continuously conveying concrete mix, from a first location to a second location, said apparatus comprising, in combination, an elongated support frame having rigidly interconnected, spaced upright side frame members, said side frame members being defined by an upper hollow section, a lower hollow section below said upper section, and a substantially planar section interconnecting said hollow sections, said sections cooperating to provide reduced frame weight with enhanced torsional strength for said side members, said upper section terminating in an inwardly inclined flange and having a top surface adjacent said flange inclined downwardly and outwardly to cause concrete contacting said section to fall away from the apparatus and movable belt means mounted on said support frame for conveying said mix from said first location to said second location.

Claim 6

Dependent Claim 129 words

Apparatus for continuously conveying concrete mix, from a first location to a second location, said apparatus comprising, in combination, an elongated support frame having rigidly interconnected, spaced upright side frame members, said side frame members being defined by an upper hollow section, a lower hollow section below said upper section, and a substantially planar section interconnecting said hollow sections, said sections cooperating to provide reduced frame weight with enhanced torsional strength for said side members, said upper section terminating in an inwardly inclined flange and having a top surface adjacent said flange inclined downwardly and outwardly to cause concrete contacting said section to fall away from the apparatus and movable belt means mounted on said support frame for conveying said mix from said first location to said second location.

Claim 7

Dependent Claim 16 words

Apparatus of claim 4 in which said inclined flange contains openings spaced along the length tHereof.

Claim 8

Dependent Claim 101 words

Apparatus of claim 5 including a series of three roller supports for said movable belt, each comprising a central horizontal shaft, a roller on said shaft, and a pair of U-shaped support shafts pivotally connected to the opposed ends of said central shaft near the curved portion thereof, a roller mounted on the leg of said U-shaped shaft nearest said central shaft, the other leg of said U-shaped shaft being disposed in one of the openings in said inclined flange, whereby said belt is nonrigidly supported from said side frame members with its opposed edges turned up to form a trough.

Claim 9

Dependent Claim 28 words

Apparatus of claim 6 in which said rollers on the U-shaped shaft terminate in a circumferential flange which serves as a stop for the edge of said belt.

Claim 10

Dependent Claim 45 words

Apparatus of claim 5 including a frame end member having sidewalls slidably mounted on said side frame members, openings spaced along said sidewalls, and pin means for locking said frame end to said side frame members through aligned openings in said flanges and said sidewalls.

Claim 11

Dependent Claim 70 words

The apparatus of claim 8 including a hopper resting on said frame end member, said hopper including at least one upwardly and outwardly slanted wall portion having an opening therein directly over said belt means and having a gate member adjustably mounted on said wall for varying the amount of conveyor belt exposed to the concrete flow and the quantity of the fluid mass being directed onto said belt means.

Claim 12

Dependent Claim 110 words

Apparatus of claim 5 including a frame end member slidably mounted on said support frame, said frame end member having sidewalls that mate with the inner surfaces of said side frame members, openings in said sidewalls which match the openings in said inwardly inclined flange, pin means cooperating with said openings for locking said frame end to said support frame by passing the pin through aligned openings in the sidewall and flange, and drive means mounted on said frame end member including a driven roller for said belt means, whereby the tension on said belt may be adjusted by sliding said frame end and locking it to said support frame.

Claim 13

Dependent Claim 49 words

Apparatus of claim 4 including a carriage having wheels riding on said lower hollow sections as rails, to permit moving the carriage along said support frame, and a pair of ground engaging wheels pivotally connected to said carriage to support said apparatus and facilitate moving it over the ground.

Claim 14

Dependent Claim 23 words

Apparatus of claim 11 in which said wheels are adjustably mounted to permit raising and lowering the apparatus with respect to the ground.

Claim 15

Dependent Claim 20 words

Apparatus of claim 11 in which one of said wheels is driven by a motor and drive assembly mounted thereon.

Claim 16

Dependent Claim 76 words

Apparatus of claim 5 including plow means movable along the length of the support frame and in which said upper hollow section has a longitudinal channel formed in the underside thereof, a link chain fixedly mounted in said channel, a carriage for said plow means having wheels riding on the surface of said lower hollow section, drive means carried by the carriage including a sprocket cooperating with said chain to drive said plow along the apparatus.

Claim 17

Dependent Claim 22 words

Apparatus of claim 14 including an electrical cable disposed in one of said hollow sections to carry power to said drive means.

Claim 18

Dependent Claim 79 words

Apparatus of claim 4 which includes a frame end member slidably mounted on said support frame, a roller rotatably mounted on said frame end for driving said belt, drive means carried entirely by said frame end for driving said roller, and means for locking said frame end to said support frame, whereby the tension on said belt may be adjusted solely by sliding said frame end to move said roller, and locking the frame end to said support frame.

Claim 19

Dependent Claim 28 words

The apparatus of claim 16 including a hydraulic cylinder interposed between said support frame and said slidable frame end member to assist in adjusting tension on said belt.

Claim 20

Dependent Claim 24 words

The apparatus of claim 16 wherein said drive means includes a motor detachably connected to said frame end by meaNs of manually removable pins.

Claim 21

Dependent Claim 64 words

The apparatus of claim 4 including a first frame end portion slidably mounted at one end of said elongated frame, a second slidable frame end portion mounted at the other end of said frame, roller members for supporting said belt means mounted on each of said slidable end portions and drive means mounted on one of said frame end portions to drive the belt.

Claim 22

Dependent Claim 64 words

Apparatus of claim 4 which includes a concrete distributing attachment, drive means coacting with said attachment and said support frame including a longitudinal channel formed in the underside of said upper hollow section, a link chain fixedly mounted in said channel, and a sprocket connected to said drive means and meshed with said chain to produce relative motion between the conveyor and the attachment.

Claim 23

Dependent Claim 58 words

Apparatus of claim 4 including plow means, including a scraper blade, movable along the length of the support frame, a carriage for said plow means having wheels riding on one of said hollow sections, and a support bar carried by said carriage and extending beneath the movable belt means in front of said plow to support the belt.

Claim 24

Dependent Claim 155 words

A concrete conveyor comprising an elongated support frame having rigidly interconnected spaced upright side frame members, said side frame members being defined by an upper hollow section, a lower hollow section below said upper section and a substantially planar section interconnecting said hollow sections, said upper section being generally triangular in shape and having a top surface inclined downwardly and outwardly to shed concrete that falls on the frame member, the inner wall of said upper hollow section terminating in a flange projecting upwardly and inwardly, a frame end member slidably mounted on each end of said support frame over said flanges, a belt pulley rotatably mounted on each said end frame member, a conveyor belt trained on said pulleys, drive means mounted on one of said frame end members to drive the pulley thereon, and means on said flanges and the adjacent portion of said end frame for locking the frame to the flange.

Claim 25

Dependent Claim 155 words

A concrete conveyor comprising an elongated support frame having rigidly interconnected spaced upright side frame members, said side frame members being defined by an upper hollow section, a lower hollow section below said upper section and a substantially planar section interconnecting said hollow sections, said upper section being generally triangular in shape and having a top surface inclined downwardly and outwardly to shed concrete that falls on the frame member, the inner wall of said upper hollow section terminating in a flange projecting upwardly and inwardly, a frame end member slidably mounted on each end of said support frame over said flanges, a belt pulley rotatably mounted on each said end frame member, a conveyor belt trained on said pulleys, drive means mounted on one of said frame end members to drive the pulley thereon, and means on said flanges and the adjacent portion of said end frame for locking the frame to the flange.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1974-07-05	1975-01-04	1975-07-06	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1978-07-05	1979-01-04	1979-07-06	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1982-07-05	1983-01-04	1983-07-06	$7700.00	Window Closed / Lapsed

Concrete conveyor

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