IL33855A - Droppings collector for broilers and roasting ovenan articulated vehicle s - Google Patents

Description

articulated vehicle ROBlEf This invention relates to an articulated vehicle of novel construction which utilizes a closed loop hydraulic drive system and a novel universal The articulated vehicle of this invention is to overcome these problems utilizing a closed loop lie drive system and a novel and simple universal INVENTION This invention relates to an articulated vehicle a module by ground having an engine mounted t a work module by ground engaging raeans and having means mounted connecting means for the power and the module which allows the work module to relative to the power about a vertical A hydraulic connected to the engine and having a variable is mounted on the module and is provided with control means for varying the displacement of the hydraulic A hydraulic motor is also mounted on the power module and is fluidly connected the hydraulic pump in a closed loop lic circuit inlet and outlet At least one relief valve is fluidly connected between the inlet conduits and the outlet conduits and replenishing means are provided to nish the hydraulic fluid in the closed loop hydraulic Transmitting means drivingly connects the hydraulic motor to the ground engaging means of the power An object of this invention is to provide an improved articulated vehicle of novel Another object is to provide an articulated vehicle which does not require A further object is to provide an articulated vehicle with a simplified drive train which utilizes a closed loop Hydraulic object is to an ε vehicle which can he powered by either drive or four wheel d i A still further object to provide an articulated vehicle which utilizes a variable hydraulic pump in the drive means the shifting of gears and eliminating the need for conventional brakes and Another of this invention is to provide an articulated vehicle engine can work at its most efficient speed all Still another object of this invention is to an articulated vehicle utilising a universal joint of novel struction BRIEF DESCRIPTION OF THE DRAWINGS 1 is a top view of the articulated vehicle this invention with one of the lifting cylinders partially cut 2 is a side view of the articulated vehicle showing the scoop member in a lowered in in a raised is an enlarged perspective view of the connectin means and the gear reduction assembly of the articulated vehicle is a reduced top view of the articulated vehicle in a turning position wherein portions of the work module have been cut is a schematic of the hydraulic systems for the articulated 6 is a view of the mean for the articulated vehicle taken along line of a view of the gear tion assembly along 07 Referring the the articulated vehicle of this is generally indicated at 11 in 1 and She articulated vehicle 11 is comprised a power module a module connecting means for necting the 12 to the module engine 16 is mounted the 12 drives a closed loop hydraulic system is also mounted on the power module More the power module 12 1 and comprises a frame member 18 having an engine 16 mounted Preferably the engine 16 is a gasoline internal combustion engine although diesel turbines and electric motors can be utilised The closed loop hydraulic system 1 carried on the power module 12 and at least enclosed by hood element An chair 21 is mounted on the hood element It is important to note that the chair 21 is mounted on the hood element which is an integral part of the power module By placing the chair 21 in this the chair 21 does not with turning of the articulated vehicle an enclosed cab can readily be provided if the chair 21 is mounted on the power module On the front portion 22 1 and of the power module 12 is rigidly attached an upstanding instrument board 23 on which is mounted a steering wheel and two control levers 26 and 27 which are utilized to operate an open loop hydraulic 23 detail for the work module foot not connected to 29 throug arm and is utilized to the displacement of the hydraulic pump 29 as particularly described power 12 is mounted on ground engaging means 1 is comprised of a left 32 and a right a left wheel and a right wheel 36 to the axles and 32 and 33 are and drivingly connected to a ential and The differential 37 can be of a standard automotive The work module 13 comprises a frame member having work means mounted The work means can comprise a posthole a bulldozer a snow plow or the As shown in 1 and 2 the work means 39 front loading scoop consisting of a bucket open at the front 42 thereof and having two bifurcated arm attaching members 43 and 44 mounted on the back 46 of the bucket 41 and a third bifurcated arm attaching member mounted on the top 48 of the bucket Swo arms 49 and rotatably one end to one of the arm attaching members 43 and 44 of the bucket 41 at the other rotatabl affixed to an upstanding mounting panel extending upwardly of the frame member arms 49 and are joined gether by lateral member 53 intermediate the ends of the arms 49 and Hydraulic lifting and a e rotatably at one end 57 lateral member other ends 59 61 of the lifting and 56 are rotatably affixed to the mounting panel The hydraulic lifting cylinders are activated by the open loop hydraulic circuit 28 Rotatably affixed to the lateral member and extending upwardly thereof is a first bucket control leg 62 1 and A hydraulic bucket control cylinder is rotatably attached at one end to the mounting panel and at the other end to the bucket control leg 62 intermediate the ends of the bucket control leg The hydraulic cylinder 63 is operated by the ope loop hydraulic circuit A second bucket control leg 64 is rotatably attached at its ends between the uppermost end of the first bucket control leg 62 and the arm attaching member As the hydraulic bucket control cylinder expanded the bucket moves wardly and downwardly and as the cylinder 63 is the bucket moves backwardly and Also attached to the frame member 38 is a hydraulic power steering cylinder 66 1 and The hydraulic power steering cylinder 66 is rotatably at rearward end 6 to a bracket 68 rigidly affixed to the necting means 14 at its forward end 69 to the ground engaging means which the work module 13 is The power steering cylinder 66 effectively limits the turning radius of this articulated vehicle The hydraulic power i steering cylinder 66 is operated by the open loop hydraulic circuit The work module 13 is mounted on engaging means 71 1 and which is comprised of a left 2 and a right axle having a left wheel 7 and a right wheel 76 to the axles 72 and axles 2 and 75 op and if drivingly connected to a 77 i and can be of a automotive A connecting connects the power module 12 and the work module and allows the work module to relative to the power module about a vertical ably the work module is so connected can relative to the power modulo about a vertical axis and about a horizontal extending longitudinally of the ulated vehicle By utilizing this connecting means all four wheels 34 36 remain on the ground at all even in extremely rough The connecting means as shown in and 6 comprises a first pair of ears and 79 rigidly affixed to the work module The ears and 79 are horizontally posed and vertically spaced Holes 81 and 82 are formed through the ears 78 and 79 are vertically On the power module a frame element 83 is rigidly affixed and extends outwardly thereof A sleeve 84 is formed on the frame element 83 and is normally horizontally disposed and extends inwardly of the frame element As shown in the sleeve 84 is disposed perpendicularly of the outermost portion 86 of the frame element 83 and has a circular channel 87 formed longitudinally A grease 88 is preferably utilized on the sleeve 8 intermediate the ends A lateral strut 89 is juxtaposed of the innermost end of the sleeve The sleeve 84 is rigidly connected at its other end 91 to the outermost portion 86 of the frame element A hole 92 is formed through the lateral strut 89 and is aligned with the channel formed through the sleeve An upstanding member 93 juxtaposed of the most portion 86 of the frame element and has a hole 94 formed aligned with the channel 87 formed through the sleeve A second pair of ears and 97 are rigidly affixed and extend outwardly of the ends of the upstanding member e ears are normally horizontally vertically spaced and mate the first pair of ears 78 and Holes and 99 are formed through the ears and 97 and are vertically aligned with each other and vertically alignable with holes 81 and A second sleeve 101 having a channel 102 formed therethrough and vertically aligned holes 98 and 99 is at its ends to the second pair ears 98 and A bolt means 103 is rigidly attached to the outer periphery of the second sleeve 101 and extends horizontally through and is rigidly fixed in the hole 9 in the upstanding member as by through the channel 87 of the sleeve 84 and through the hole in the lateral strut A nut 104 rotatably secures the upstanding member 93 the frame element 83 and the lateral strut bolt means 103 extends just beyond the lateral strut 89 and has a shoulder formed thereon which prevents the nut 104 from being tightened tightly preventing the rotation of upstanding member 93 relative to frame element A series of stops welded onto the outermost portion 86 of the frame element The stops are tioned to limit rotation about the horizontal axis and prevent tipping of the vehicle A trunnion 106 rotatably affixes the power module 12 to the module and through the vertically aligned holes and 99 of the first and second pairs of ears through the channel 102 of the second sleeve The trunnion 106 is secured therein a cotter utilising this connecting means the module can relative to the power module about a vertical and about a horizontal axis extending longitudinally of the articulated vehicle The closed loop hydraulic system 17 utilized to this articulated vehicle 11 comprises a hydraulic pump 29 having a variable a control arm connected to the hydraulic pump 29 for varying the displacement of pump 29 and a hydraulic motor and hydraulic pump 29 and the hydraulic motor 111 are fluidly nected by inlet conduits 112 and outlet conduits More the hydraulic pump 29 is affixed to the engine 16 and is operatively and drivably connected to the engine 16 as illustrated in hydraulic pump 29 has a variable and reversible displacement and a variable displacement piston pump f y variable displacement swash plate pump suitable use herei is described in Patent The control arm is generally a lever as illustrated in is utilized to vary the displacement of the hydraulic pump 29 and to thereby vary the amount of hydraulic entering and leaving the pump By using this hydraulic pump 29 shifting of gears is speed is directly proportional to the position of the and dynamic braking is led throug the pump arm hydraulic motor is also mounted on the module 12 in detail The hydraulic motor has a shaft 114 driven by the hydraulic motor and extending outwardly The hydraulic motor and drivingly connected to the ground engaging means of the power module 12 and may be operatively and drivingly connected to the ground engaging means of the work module 13 if four wheel drive is These piston provide high torque at low Variable displacement pumps can also be used herein to provide two they are not The hydraulic pump and the hydraulic motor are fluidly connected in a closed loop hydraulic circuit 17 hy inlet conduits 112 and outlet conduits It should be that when the pump 29 is reversed the inlet conduit 112 will be functioning as the outlet conduit and the outlet conduit 113 will be functioning as the These conduits 112 and 113 should be strong to withstand hydraulic pressures in the range of psi generated by the hydraulic pump At least one relief valve 116 fluidly connected between the inlet conduit 112 and the outlet conduit 11 relief valve protects the closed loop hydraulic drive system 17 from overload and gives an inherent esponse to changes in the control arm A needle valve 117 fluidly connected the inlet conduit 112 and the outlet conduit needle valve 117 can be opened to equalize pressure in the closed loop hydraulic circuit and thereby allow the vehicle 11 to can also be accomplished by providing a clutch or slip gear Replenishing means 11S fluidly connected to the closed loop hydraulic circuit 1 and is utilized to replenish the closed loop hydraulic circuit with hydraulic The replenishing means 118 comprises a reservoir 119 for fluid mounted on the power module 12 and an auxiliary pump 121 generally a positive displacement mounted on the power module 12 and operatively and drivably connected to the engine The 119 the pump 121 and the closed loop hydraulic circuit 17 are fluidly connected by replenishing conduits 122 having a filter 123 disposed The auxiliary pump 121 is operated only when necessary to replenish the closed loop hydraulic circuit Only enough fluid is added to the closed hydraulic circuit 1 to maintain its high The open loop hydraulic circuit comprises a positive displacement pump and four hydraulic wo lifting cylinders 4 bucket control cylinder 63 and the power steering cylinder The pump 124 the cylinders 56 63 66 and the reservoi 119 all fluidly connected by conduits Valves 127 are fluidly nected in conduits 126 leading to each of the hydraulic cylinders 56 63 and 66 and control the movement of hydraulic fluid into and out of the cylinders 54 56 66 and thereby control the movement of those Transmitting means 128 operatively and drivingly connects shaft 114 of the hydraulic motor 111 to the ground engaging means of the power module The transmitting means 128 comprises a gear reduction assembly differential means 37 drivably connected to the ground engaging means of the power module 12 and drive means drivably connecting the gear reduction assembly 129 to the differential means As shown in a driving gear is mounted on the shaft of the hydraulic motor The driving gear 132 drives a second gear mounted on a shaft 13 the second gear is larger than driving gear The shaft is mounted in journal boxes 136 and 137 formed in the walls surrounding the gear reduction assembly 129 third gear 139 having a smaller radius than second gear is also mounted on the shaft 134 and drives a fourth and much larger gear The with fourth gear 141 a second shaft The second shaft 142 at one 143 is drivingly connected to the differential 37 power module 12 and drives the ground engaging means The other end of the second shaft 142 is fitted yoke 146 of a universal joint 148 drive shaft 149 connected to universal joint 148 to drive the ground engaging means the module If four wheel drive is not the end 144 of second shaft 142 can be utilized a As can be seen in hydraulic is attached to the wall 138 of the gear reduction assembly The shaft 114 of the hydraulic motor extends the gear reduction assembly 129 carried in journal box and is fitted with a disc A disc brake 133 provided and fits around disc The disc brake of standard construction and linked suitably to a lever whereby the disc brakes can be applied from the chair Although a preferred embodiment has been described it is to be remembered that various modifications may be made without departing from the invention insufficientOCRQuality

Claims (1)

1. CLAIMS an said wor mo u e, sa connect ng means a ow ng sa work module to move, relative to aaid power module, about both power module; said hydraulic pump means having a variable displacement and being operatively and drivably connected to said engine; Control means/ operatively connected to said hydraulic pump means for varying the displacement of said pump; a hydraulic motor/mounted on said power module having //¥ / J a rotatable shaft/driven by said hydraulic motor extending V/ therefrom; inlt-t conduits^ and outlet conduitja fluidly connecting said hydraulic pump means and said hydraulic motor in a closed loop hydraulic circuit; at least one relief valveItluidly connected between said hydraulic fluid inlet conduits ^sd said hydraulic fluid outlet conduits; replenishing means fluidly connected to said closed loop hydraulic circuit for replenishing said closed loop means of said power module; a pump unit /mounted on said power module and operatively and wor to in said fluid lines for control ng t e flow o fluid to sa first cylinder means ; ' ii I - steering means /mounted on said power module and operatively v connected to said valve means for controlling the flow of fluid therethrough, seeond module and operatively connected to uaid work means, said cylinder means fluidly connected to said pump unit by fluid conduits; and second valve means /mounted on said power module and inter-posed in said fluid conduits for controlling the flow of fluid to said cylinder moans for control thereof · 2* The articulated vehicle of claim 1 wherein said transmitting means comprises and drivably connected to said shaft of said hydraulic motor; differential means/opera tively and drivably connected to said ground engaging means *£ said power module; drive means drivably connecting said gear reduction means and said dif erential means* reservoir and said auxiliary pump and said closed loop hydraulic circuit* 4* The articulated vehicle of claim 3 wherein said hydraulic pump means is a variable displacement piston pump* 5· The articulated vehicle of claim 4 wherein said hydraulic motor is a positive displacement hydraulic motor* 6t The articulated vehicle of claim 5 wherein said " ground engaging means of said power module comprises a left axle and a right axle operatively and drivingly connected to said differential} a left wheel connected to said left axle; a right wheel connected to said right axle* 7· The articulated vehicle of claim 1 wherein said connecting means comprises a first pair of ears rigidly affixed to said work module and extendIn^; rearwardly thereof, said first pair of ears being normally horizontally disposed and vertically spaced apart and having vertically aligned holes formed therethrough; a frame element affixed to said power module and extending forwardly therefrom, said frame element having one end of a normally horizontally disposed sleeve attached thereto, wherein said sleeve extends inwardly thereof, said sleeve and the outermost portion of said frame element having a channel formed therethrough; a lateral strut juxtaposed of the other end of said sleeve and rigidly affixed to said frame element, said lateral strut having a hole formed therein in alignment with said channel; an upstanding member juxtaposed of the outermost portion of said frame element, said upstanding member having a hole formed therethrough in alignment with said channel; a second pair of ears rigidly affixed to said upstanding member and extending outwardly therefrom, said ~ vertically spaced apart and mateable with said first pair of ears, s id second pair of ears having holes formed therethrough which are vertically aliened with each other and vertically alignable with said holes in said first pair of ears; a second sleeve attached at its ends between naid second pair o ears, said second sleeve having a channel formed therethrough with said second sleeve channel al ped with said holes in said second pair of ears; a bolt rigidly attached at one end to the outer periphery of said second sleove with the other end thereof extending through and rigidly fixed in said hole in said upstanding member, said bolt adapted to extend through said sleeve channel and said lateral strut hole; holding means adapted to be releasably secured to said bolt other end for securing said bolt to said lateral strut; and a trunnion adapted to be disposed in said holes of said first and second pair of ears for securing said ears in a mated condition and rotatably affixing said first pair of ears to said second pair of ears; said first cylinder connected on one end thereof to said upstanding member and on the other end thereof to said vork module wherein removal of said holding means frora said bolt other end releases said work module from said uo»er ^od le© For the Applicants DR. REiNHOLO CCHN AND PARTNERS