Патент USA US2271586код для вставки
Feb. 3, 1942. v. GERICH ‘2,271,586 CONVERTIBLE AUTOMOBILE JACK AND REAR'WHEEL DRIVE MOTOR STARTING DEVICE Filed Sept. 6, 1940 3 Sheets-Sheet 1 - INVENTOR. VH1. E'ER/E’H i-BY ' "t IZORNEY Feb. 3, 1942. V. GERICH I 2,271,586 CO‘NVERTIBLE AUTOMOBILE‘ JACK AND REA'R WHEEL DRIVE MOTOR STARTING DEVICE Filed Sept. 6, 1940 I ' 3 Sheets-Sheet 2 . 'J______. iii-W!!! F I] LL .3NW @umbh,.\wh \ \ \ Q INVENTOR. BY ommnw I VHL BER/EH M ATTORNEY Feb. 3, 1942. V. GERICH 2,271,586 CONVERTIBLE, AUTOMOBILE JACK AND REAR WHEEL DRIVE MOTOR STARTING DEVICE Filed Sept. 6, 1940 3 Sheets-Sheet 3 ' INVENTOR. VH1. GER/CH M A TTORNEY 2,271,586; Patented Feb. 3, 1942 UNITED STATES 2,271,586 CONVERTIBLE AUTOMOBILE JACK AND REAR WHEEL DRIVE MOTOR STARTING . DEVICE Valentine Gerich, New York, N. Y. Application September 6 , 1940, Serial No. 355,598 3 Claims. (CI. 74-44) vice is ‘connected to the distributor or ammeter, This invention relates to a convertible auto to provide the necessary ?ring efficiency for the mobile jack and rear wheel drive-motor starting device. motor. - Another important feature of this invention, is the structural characteristics of the assembled The main salient feature of this invention, isthe rear wheel driving mechanism, comprising a left and right pair of drums provided with mechanism wherein a lower and more compact jacking device is obtainable over present rear teeth portions adaptable for extending under housing jacks, in which a'steering vhandle and neath the rear wheels of an automobile after the and the rear housing are lowered until the tires drum spreading mechanism are operable by a wheel at the end thereof, in which a locking arrangement is provided for securing ?rmly the driving mechanism adaptable for spotting and in which- rear-housing has been elevated sufficiently for the drums to clear the tires, whereat the jack operating mechanism during the driving oper contact the drums whereby the drums may be ation of the rear wheels by the ratchet-drums rotated to provide the necessary sparking ei? for starting the motor of the automobile. ciency to start the motor of the automobile that is otherwise inoperative, due to a weak battery 15 Other features of this invention will appear as the description proceeds in the following speci causing not enough voltage, or for other rea ?cation, accompanied by the annexed drawings, sons,‘ and the drum operating and rear Wheel ’ Figure 1 is a plan view of the complete device timing the motor of the automobile. Another salient feature of this invention, is 20 of this invention, except the part broken away of the ‘handle, which is clearly shown in Fig the adaptability of using the drum operating ures 3, 4 and 4a. mechanism in combination with ‘any kind of a Figure 2 is a front elevationalview taken on jack for rear-housing elevating, in which means line 2-2 of Figure l. s are provided’ for breaking the circuit of the oper ating electric motor for the jack operations, and 25. Figure 3 is a left end view of the device shown the ratchet-drive for each rotatable drum to - in Figure l. Figure 4 is a cross-sectionalv view on line 4-4 allow for any excessive speed and rotation of the of Figure 1. rear wheels after the drums have started the wheels turning, Figure 4a is a similar view showing an alter ' ' Another important feature of this invention, 30. native tube-handle. Figure 5 is a cross-sectional view longitudi is the toggle lever mechanism for raising the nally of one of the drums. saddle of the jack, having movable blocks oper Figure 6 is a cross-section of the same drum on ating onto left and right screw-rods that move line‘ 6—& of Figure 5. ' towards each other when the toggle levers raise or elevate the saddle, and move away from each other when the saddle is lowered to its normal position, in which the toggle levers are almost in a flat horizontal position thereby providing a low compact jacking device for placing under a very low rear-housing of an automobile for ele vating the saddle and rear-housing high enough for, the drums to be extended under the tires of the wheels. ’ o _ Another important feature of this invention is the adaptability of using 'a screw-jack in place Figure 7 is a partial sectional view of an al ternative form of a screw-jack mechanism that may be adopted in place of the toggle lever jack. Figure 8 is a wire diagram of the electrical op erating elements. Referring to the drawings, the numeral l indi cates 'a bed-plate frame with wheels 2 mounted on a shaft 2’ at one end and casters 3' provided at the other end thereof, which forms the truck of this device. Secured thereto are channel-like frame members 5 and B spaced apart su?iciently to provide the necessary‘ operating mechanism of the toggle lever jack, but there are certain of this invention, later to be described. objections that may not allow same for practical ‘ Guiding plate or angle members ‘I are secured use, although it is very possible that a screw. jack or any type of jack may be usefulin com 50 to the channel-like members, these members ‘I being for operation of the cross-blocks 8' and 9 bination with the drum rotatable mechanism. movable on screw-threaded rods I2 and I3, re Another important feature of this invention, spectively, in the threaded portions l0 and ll of is the adaptability of using a portable dry bat-' the cross-blocks. The screw-rods are operable tery box device in connection with the drum driv by a worm gear l4, worm-wheel l5 and the elec ing operation for the rear wheels to start the tric motor Ml through suitable reduced gearing, motor, in which a portable dry battery box de-_ 2 2,271,586 such as I9. The screw-rods I2 and I3 have their ends rotatable in bearings in the plate ‘Ia se cured to the ends of the channel-like members 5 and 9, and to the end of the guide plates 1. Pivotally secured onto these cross-blocks are the toggle jack of this invention, but is not deemed necessary to show, if the principle is the same as hereinbefore described. In Figure 8 a wire diagram is shown, in which the motor MI connects by a wire 9| to the switch toggle lever frame members 29 and 2i having box SB having a wire SI’ leading to the ?xed side link portions 22 that are also pivotally con contact 9i” normally held in contact with the nected to the under boss portions 23 of the sad movable contact 93 of the switch lever 93' by dle 25 of the jack for elevating the rear hous a tension spring 93" within the switch box SB. ing of an automobile, these toggle frame mem 10 The contacts 9|” and 93 are broken when the .movable block 9 of the toggle, the member 2| bers being almost flat when in their lowermost position, and are capable of raising or elevating moves into contact with the trip lever 94 secured with the switch lever 93', whereby the motor the saddle 25 in a very high position as shown may coast to a stop in the elevating of the saddle in dotted lines in Figure 2, later to be described in operation. 15 25. When it is desired to lower the saddle 25, the switch lever 99 is moved in direction of The drum extending and telescoping mecha-, arrow R to the ?xed contact 95, whereby the nism, comprises teeth-rack members 32 and 32' block 8 moves outwardly towards the switch box slidable in a, track member 39, with a pinion SB’ whereat the trip lever 94a breaks contact gear 39 meshing in therebetween, the gear 33 points 96" and 96"’, thereby breaking the cir being operated by the stub-shaft 94, knuckle cuit, at which time the saddle 25 has reached joints 35, 35 and 35’, 35’ rod-shaft 34' and rod its lowermost position. The switch boxes SB 31 terminating into a bearing of the locking ar and SB’ with their trip levers provide a circuit rangement 99 of the wheel W, all of which are breaker in event the hand lever 99 is not operated mounted on the handle H having a forked por tion I94—I94 pivotally connected at I95 to the 25 in time. This automatic control is essential as a safety precaution, in event the movable hand bed-plate I. Links 45 and 45 are pivotally con switch 99 and ?xed contact 9|a connected by nected to the rack-bars 32-42’ at 41 and 48 and wire 9| with the switch box SB to the motor also are pivotally connected at 59’ to the bracket MI, is not operated in time. The motor M2 is 59 of the cross-plate members 5I and 52, from connected by a wire 96 to a hand switch HS that which are extended the shafts or spindles 53 for is adapted to be held by the operator in the the rotatable drums 55. driver’s seat, in which the rotation of the drums ‘The “semi-spool like drums 55 have curved driving the rear wheels may be controlled at the ?anged portions 55’, teeth 56, ribbed portions 58', dash-board panel of the car, to regulate the shaft 53 keyed at 54 into the bearings 56", ratchet 5‘! engaging pawls or dogs 58 under spring ’ motor of the‘ car when starting, and the drums 55 are stopped by the switch HS, or turned on, tension at 59 mounted on disk 69 secured to whenever desired. The drums 55 have a grease the worm wheel 62, all of which forms the housing member 92 secured in between the cross ratchet-drive mechanism of each drum 55, clearly plates 5I-52 and ratchet disks 69. The motors shown in Figures 5 and 6, which allows for ex cessive speed or rotation of the rear wheels after 40 M2 and M1 have negative wires 91 and 98, re spectively, the positive wires 9'!’ and 98' com the motor of the automobile has been started. plete the supply current through the switches The worm wheels 62 are operated by the worm HS and 99, respectively. The ?xed contact 96 gears 69, shafts 94, worm Wheels 65, worm gear that engages the lever switch 99, is connected 65, and telescoping drive members 61 and 98, the inner shaft member 67 being, for example, 45 to the motor MI by Wires 96' to the ?xed contact square ?tted and slidable in the outer shaft 96" of the switch box SB’, movablev contact 96”’ of switch lever 93*‘, and wire 9I'”, all of which member 58 which is operated by the worm wheel are similarly operated as the switch box SB as ‘I9, worm gear ‘II, shaft ‘I2 and electric motor the block 8 moves in and out of engagement with M2 through a reduced gearing I]. The main frame members 5 and 6 is provided 50 the trip levers 94 and 945. A compressed air tank I99 with a gauge I99’ with extending and telescoping members ‘I5 se cured by screws ‘I6 to the outer cross-plates ‘I1 may be secured to the handle H, or handle TH, having an extension hose I9I to provide air for and ‘I8 providing bearings for the shafts 53 hav ing also bearings in the inner cross-plates 5| the tires, the handles being about four feet be and 52. Casters 89 may be arranged under the 55 yond the forked portion I94 which is another twenty inches, or enough to clear the motors ML members ‘I5 for each pair of operating drums and M2. A quadrant member I96 with spaced 55, but other suitable means may be adopted holes I91 allows for inserting a pin I98 for diffor a firm and level operation of the drums and ferent positions of the handles H or TH. their mechanism, this being optional, as the ex In operation the lower bed-frame truck is po tending members 75 have about '7 inches support 60 sitioned under the rear-housing RH of the car, in the‘?xed frame members 5 and 6, the members as noted clearly in Figure 2, so the saddle 25 ‘I5 move about '7 inches, making a total of 14 inches or more for these members ‘I5 from the may engage same and the reversible motor MI is started by the switch lever 99 thereby raising structure for each pair of drums as shown in 65 the saddle through the reduce gearing I6, worm inner cross-plate 52 that support the end frame Figures 1 and 2. In Figure '7, for example, a screw jack II2 isv shown, that may be adopted in place of the toggle jack hereinbefore described, if so desired, the jack being a double screw sleeve-type in 70 order to get as much elevation as permissible, a worm wheel II! is operated by the worm gear H2, as for example, by the reduced gearing “4 from the motor MI. Similar means for the cir cuit breaking of the motor may be used as in 75 gears I4, worm wheels I5 which rotate screw rods I2—I3 that move the blocks ‘I and 8 towards each other by means of the toggle members 29 and 2|, thereby raising the saddle and rear housing RH high enough for allowing the drums 55 to be moved under the rear tires RT, as indi cated in dotted form at h in Figure 2, the motor MI being shut off, due to the block 8 contacting the switch arm 94 of the switch box SB, thereby breaking the closed circuit in event the hand 2,271,586 3 pivotally connected to a saddle member, said saddle member in its lowermost position in be tween ‘said channel-like members position said suf?ciently to rotate the rod 31, knuckle-joints cross-blocks at extreme end portion-of said chan 36--35——36’—55', driving rod-shafts 34 spur gear nel-like members with said toggle levers almost 33 and move racks 32—32’ which move the cross in their horizontal positions, said saddle being plates 5! and 52 by means of the links 45 and adaptable for positioning underneath the rear 46, thus moving each pair of drums 55 under housing of an automobile, a pair of drums carried the rear wheel tires RT as indicated by the by the free ends of said telescoping members, dotted positions of the drums at d in Figure 2. Then the motor MI is reversed to lower the sad 10 each of said drums provided with a curved ?anged portion and a ratchet drive mechanism, said tele dle 25 until the rear wheel tires RT rest upon scoping members adaptable to be operated by each pair of drums 55, the curved ?anged por one of said electric motors, said drums and ratch tion 55' of each drum‘ acting as a guide for en et-drive mechanism adaptable to be driven by the gaging the curved portions of the tires RT and act as a stop, when the motor MI is again stopped 15 other electric motor, said ?oor truck provided with a steering handle, said handle provided with by the switch SB or switch 91), all of which has a rotatable wheel at the upper end thereof, said been electrically and mechanically described in wheel through connecting mechanism adaptable the wire diagram ‘hereinbefore described. to operate said spur gear and teeth-racks and The motor M2 is now started by the hand each pair of drums connecting therewith, means switch HS on the end of about a twenty-foot to‘ operate ?rst said motor and said toggle oper cord extending to the driver’s seat from the ating mechanism whereby said saddle elevates motor M2 connecting terminals MT, the rod 31 said rear-housing of car, means to break the being locked by the button B on the wheel W to power circuit of said motor, when saddle is sur? a ?xed portion of the handle H, so as to secure a ?rm and sure operation of the drums 55 through 25 ciently elevated, each of said pair of drums pro vided with teeth portions, said wheel of handle the gearing I‘I, worm ‘H, wheel ‘I0, shafts 68—6'I, adaptable to move each pair of drums under worms 66, wheels 55, shafts 64, worms 63, wheels neath the tires of the rear wheelslof the car, 62, disks BI}, pawls 58, ratchets 51, the teeth 56 means to reverse said motor to lower said saddle gripping and turning ?rmly the tires for their rotation for the rear wheel driving mechanism 30 member, and said rear-housing so the tires may rest upon each pair of drums, means to break to start the motor of the car, assisted by a port the circuit of said motor, means to operate said able dry battery device as shown in Figure 9, in other motor for rotating said drums through said which an ordinary portable dry battery box I20 ratchet-drive whereby, the dead motor of the has its positive terminal connected by the de lever 190 has not been operated for the same pur pose. Then the truck handle wheel 'W is turned posited wire I2I to the distributor I22, or am meter at the dashboard of the car, and the nega 35 car may be started through the rotation of said drums contacting said tires of the rear wheels of said car, said ratchet-drive allowing for ex cessive speed of rear wheels after the motor has to the dash or frame at I24 through the wire been started and during the rotation of said I23. This provides the necessary sparking volt age in event the car’s battery is totally dead. 40 drums for generating power to the generator of said car for the suf?cient voltage to normally The ratchet-drive of each drum allows for more operate said motor of car, after which said other or less acceleration of the motor power of the motor is shut-oiT and all operating mechanism car now started by means of the drums 55, and is now reversed to return the drums to their when so desired the motor M2 is stopped by normal positions in which the toggle jack mech the hand switch HS, when su?icient power has anism is again operated for elevating the rear been generated in the generator of the car to wheels sufficiently for the withdrawal of said supply the necessary voltage current to the bat drums. tery. Then the operation for elevating the saddle 2. In a convertible automobile jack and rear to withdraw the drums 55 from under the rear wheels is repeated, all of which is reversed in 50 wheel drive and motor starting device of the character described, the combination of a ?oor operation. truck, electric motors arranged thereon, said It is to be understood that all parts herein truck provided with ‘a handle and wheel at they before described and shown in the drawings are end thereof, frame members secured crossway of more or less illustrative, as an actual device has not been constructed, and any alteration to same 55 said truck, telescoping members arranged in said framemembers, cross~blocks operable in between is expressly reserved providing same comes within said frame members, said cross-blocks operable the scope of the appended claims, by screw rods, toggle levers pivotally secured to Having thus described my invention what I said cross-blocks, a saddle member pivotally se claim as new and desire to secure by Letters 60 cured to the other end of said toggle levers, said Patent, is as follows: toggle lever being in almost a horizontal position 1. In a convertible automobile jack and rear when said saddle is in its lowermost position with wheel drive and motor starting device of the said cross-blocks at their extreme outwardly po character described, the combination of a ?oor sition in between said frame members, said tele truck, a bed-plate therewith provided with wheels and casters, channel-like frame members 6-5 scoping members provided with a pair of drums arranged at the free ends thereof, means to op secured crossway onto said bed-plate, electric erate one of said electric motors to operate said motors arranged on said bed-plate, telescoping screw-rods and cross-blocks whereby the said members arranged within said channel-like saddle member is elevated underneath the rear members, teeth racks having a spur gear mesh housing of a -car,means to operate the other motor ing therebetween arranged onto one of said chan to raise said rear-housing of car off floor, means nel-like members, a toggle jack mechanism hav to operate said wheel of said handle to move ing movable cross~blocks operable by leftv and outwardly said telescoping members whereby right screw-rods arranged in between said chan each of said pair of drums are positioned under nel-like members, toggle levers pivotally secured the rear wheels of the car, means to lower said to said cross-blocks, said toggle levers further tive terminal of the battery box I20 is grounded 4 2,271,586 saddle and rear housing for rear wheels to rest upon said drums, means to break the circuit of said electric motor, means to operate said other motor for rotating said drums for the rotation a horizontal position when said saddle is in its lowermost position with said cross-blocks at their extreme outward position in between said frame members, said extendable members provided with of said rear wheels for starting the motor of the a pair of drums arranged at the free ends there of, means to operate said movable cross-blocks car and for generating power Voltage to the gen erator of the car to normally operate said motor of car, and means to make inoperative the rota tion of said drums, and for withdrawal of said drums from under the rear wheels to their in operative and normal positions. towards each other whereby said saddle member is elevated underneath the rear-housing of a car, means to raise said rear-housing of car off floor, 10 means to operate said extendable members whereby each of said pair of drums are posi tioned under the rear wheels of the car, means 3. In a convertible automobile jack and rear to lower said saddle and rear housing for rear wheel drive and motor starting device of the wheels to rest upon said drums, means to op character described, the combination of a floor truck, a motor power means arranged thereon, 15 erate said motor for rotating said drums for the rotation of said rear wheels for starting the said truck provided with a steering handle at the motor of the car and for generating power volt end thereof, frame members secured onto said age to the generator of the car to normally op truck, movable and extendable members - ar erate said motor of car, and means to make in ranged in said frame members, movable cross blocks operable in between said frame members, 20 operative the rotation of said motor and drums, and for the Withdrawal of said drums from un said cross-blocks operable by toggle levers piv otally secured to said cross-blocks, a saddle mem ber pivo-tally secured to the other end of said toggle levers, said toggle levers being in almost der the rear wheels to their inoperative and nor mal positions. VALENTINE GERICI-I.