Tire lift/carrier

Apparatus particularly advantageous for use as a tire lift/carrier comprising a spool, means to rotate said spool in each of opposite directions, a cable means one end portion of which is coupled to said spool and a free end portion of which is adapted to be connected to a dependent load which places said cable means under tension as the cable means is wrapped on the spool in a lifting procedure, means forming a part of said spool serving as a device coupling said one end portion of said cable means to said spool and establishing a position of said one end portion of said cable means relative said spool which adapts said spool to smoothly wrap said cable means thereon in either of the opposite directions of its rotation in a lifting procedure, with or without a load being supported by and dependent from said cable means, said spool being a body comprised of thin metal plates abutted one to another in a side-by-side relation, a portion of said plates having the outer peripheral surface portion thereof recessed relative outer peripheral surface portions of other of said plates which are in laterally bounding relation thereto to define thereby a relatively narrow track on which said cable means may be wrapped, said relatively recessed outer peripheral surface portion of said laterally bounded portion of said plates forming the base of said track, an opening in the outer peripheral surface portion of said portion of said plates leading to a pocket formed inwardly thereof which is laterally extended into the bodies of said laterally bounding plates, said cable means including a cable one end portion of which has a sleeve mounted in connection therewith to provide said one end portion of said cable means, said one end portion of said cable means including the sleeve being contained by said spool, within said pocket thereof, said sleeve being constructed and arranged to mount on and in portions of said laterally bounding plates and in bearing relation thereto when said cable is under load, said pocket and said opening being configured to accommodate a freedom of relative movement and changing of angular disposition of said one end portion of said cable means including said sleeve to provide for a smooth bending of said cable means at and about said track as said cable means is wrapped thereon, irrespective of the direction of rotation of said spool.

Apparatus particularly advantageous for use as a tire lift/carrier comprising a rotatable spool formed of a series of relatively thin plates arranged in a secured side by side substantially coaxial face abutting relation, a line in connection with said spool, an outermost of said series related plates, at one end thereof, defining a gear through which said spool may be driven for rotation thereof on and about a shaft, a portion of said plates bounded by other of said plates having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of said other of said plates to define therewith a substantially annular track in the outer peripheral surface of said spool and provide therein a base on which said line may be wrapped, said base extending in a direction circumferentially of said spool for a distance encompassing the major extent of the 360 degrees of its circumference to provide respective ends of said base which are in an adjacent spaced relation, said adjacent ends of said base being spaced by the outermost limit of a further recess directed inwardly of the outer peripheral edge portion of said bounded portion of said plates, said adjacent spaced ends of said base being respectively relatively smoothly merged with smoothly contoured edge portions of said portion of said plates defining the radially outermost limit of said further recess, said bounding portions of said plates including therein apertures which are substantially aligned and paired in a generally coaxial spaced relation, said line having means at one end thereof portions of which respectively project into paired generally coaxial apertures in said bounding plates to bear on edge portions of said bounding plates which respectively rim said paired apertures thereby to provide for and maintain said connection of said line to said spool as said line is placed under load and to relatively smoothly adjust to readily accommodate the wrapping and unwrapping of said line, the construction and arrangement providing a smooth and facile wrapping of said line in said track, on said base and thereabout, and an unwrapping and extension thereof from said track and said spool in a manner to avoid kinking, undue stress, distortion or displacement of the line from said spool as it moves under load or no load conditions.

Apparatus particularly advantageous for use as a tire lift/carrier comprising a rotatable spool, a line connected with said spool, said spool comprising relatively thin plates positioned and secured together substantially coaxially of one another in a side by side face abutting series relation, an outermost of said series related plates, at one end thereof, defining a gear through which said spool may be driven for rotation thereof on and about a shaft, a portion of said plates intermediate the axial limits of said spool having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of immediately bounding portions of said plates to define therewith a groove in the outer periphery of said spool the inner limit of which provides a base on which said line is wrapped on said spool, said base extending circumferentially of said spool a distance short of 360 degrees to provide respective ends thereof which are in a relatively adjacent spaced relation, said adjacent ends of said base being spaced by the outermost limit of a further recess directed inwardly of the outermost peripheral surface of said bounded portion of said plates, one end of said line including means thereon serving to connect said line to said spool, said immediately bounding plates respectively including means accommodating the projection therein and the bearing relation thereto of portions of said means on said line thereby to effect the connection of and hold said line captive to said spool and provide for an inherent movement of said one end of said line as said line is wrapped on or unwrapped from said track in use in a manner avoiding kinking, undue stress, distortion or displacement of the line from said spool under either load or no load conditions.

Apparatus particularly advantageous for use as a tire lift/carrier comprising a rotatable spool, a line connected with said spool, said spool comprising relatively thin plates positioned and secured together substantially coaxially of one another in a side by side face abutting series relation, an outermost of said series related plates, at one end thereof, defining a gear through which said spool may be driven for rotation thereof on and about a shaft, a portion of said plates intermediate the axial limits of said spool having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of immediately bounding portions of said plates to define therewith a groove in the outer periphery of said spool the inner limit of which provides a base on which said line is wrapped on said spool, said base extending circumferentially of said spool a distance short of 360 degrees to provide respective ends thereof which are in a relatively adjacent spaced relation, said adjacent ends of said base being spaced by the outermost limit of further recess directed inwardly of the outermost peripheral surface of said bounded portion of said plates, one end of said line including means thereon serving to connect said line to said spool, said immediately bounding plates respectively including means accommodating the projection therein and the bearing relation thereto of portions of said means on said line thereby to effect the connection of and hold said line captive to said spool and provide for an inherent movement of said one end of said line as said line is wrapped on or unwrapped from said base in use in a manner avoiding kinking, undue stress, distortion or displacement of the line from said spool under either load or no load conditions, said gear being an internal ring gear having therein a series of punched portions producing sockets in the face thereof outermost of said spool and corresponding projections from the opposite face thereof which are complementary in shape to that of said sockets, said projections being fit in corresponding complementary sockets in the immediately following of said plates and secured thereto, said spool being adapted thereby for drive thereof through the medium of an external shaft driven gear.

Apparatus particularly advantageous for use as a tire lift/carrier comprising a rotatable spool, a line connected with said spool, said spool comprising relatively thin plates positioned and secured together substantially coaxially of one another in a side by side face abutting series relation, an outermost of said series related plates, at one end thereof, defining a gear through which said spool may be driven for rotation thereof on and about a shaft, a portion of said plates intermediate the axial limits of said spool having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of immediately bounding portions of said plates to define therewith a groove in the outer periphery of said spool the inner limit of which provides a base on which said line is wrapped on said spool, said base extending circumferentially of said spool a distance short of 360 degrees to provide respective ends thereof which are in a relatively adjacent spaced relation, said adjacent ends of said base being spaced by the outermost limit of a further recess directed inwardly of the outermost peripheral surface of said bounded portion of said plates, one end of said line including means thereon serving to connect said line to said spool, said immediately bounding plates respectively including means accommodating the projection therein and the bearing relation thereto of portions of said means on said line thereby to effect the connection of and hold said line captive to said spool and provide for an inherent movement of said one end of said line as said line is wrapped on or unwrapped from said base in use in a manner avoiding kinking, undue stress, distortion or displacement of the line from said spool under either load or no load conditions, and means at one end of said spool formed to include a part thereof which is compressible under load to readily adapt said spool to compensate for tolerances in the fabrication of its elements being on the high side as said spool is placed within a housing for use thereof.

Apparatus comprising a reel assembly particularly advantageous for use as a tire lift/carrier comprising a rotatable spool, a line connected with said spool, said spool comprising relatively thin plates positioned and secured together substantially coaxially of one another in a side by side face abutting relation, a portion of said plates intermediate the axial limits of said spool having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of immediately bounding portions of said plates to define therewith a groove in the outer periphery of said spool the inner limit of which provides a base on which said line is wrapped on said spool, said base extending circumferentially of said spool a distance short of 360 degrees to provide respective ends thereof which are in a relatively adjacent spaced relation, said adjacent ends of said base being spaced by the outermost limit of a further recess directed inwardly of the outermost peripheral surface of said bounded portion of said plates, one end of said line including means thereon serving to connect said line to said spool, said immediately bounding plates respectively including means accomodating the projection therein and the bearing relation thereto of portions of said means on said line thereby to effect the connection of and hold said line captive to said spool and provide for an inherent movement of said one end of said line as said line is wrapped on or unwrapped from said base in use in a manner avoiding kinking, undue stress, distortion or displacement of the line from said spool under either load or no load conditions, means to rotate said spool including a shaft projected through a passage provided in said spool, said shaft mounting said spool for rotation thereon and relative thereto, means comprising a cam coupled for drive thereof through said shaft, said cam being located in an adjacent relation to one end of said spool, said one end of said spool being provided by one of said plates which embodies therein the form of an internal gear, an external gear mounted to, about and in a bearing relation to said cam, said external gear having control means in connection therewith for producing a limited orbiting movement thereof on rotation of said cam and said external gear being positioned within said internal gear to produce a drive thereof and whereby said spool in correspondence with its orbiting movements.

Apparatus particularly advantageous for use as a tire lift/carrier comprising a rotatable spool, a line in connection with said spool, said spool comprising relatively thin plates positioned and secured together substantially coaxially of one another in a side by side face abutting relation, a portion of said plates intermediate the axial limits of said spool having a circumferentially extending outer peripheral edge portion thereof recessed with respect to the outer peripheral limits of immediately bounding portions of said plates to define therewith a track and provide a base on which said line may wrap about said spool, said base having the circumferential extent thereof, which is otherwise formed on a generally uniform radius for a distance closely approaching 360 degrees, interrupted by a further recess directed inwardly thereof, said recess having its circularly spaced outer limits, which define the relatively adjacent remote ends of said base, defined by smoothly contoured edge portions of said portion of said plates which respectively smoothly merge with said remote ends of said base, said contoured edge portions being formed to extend substantially radially inward of said base immediately thereof, aligned apertures provided in those plate portions which bound said base, said apertures extending in a direction axially of said spool and having at least portions thereof adjacent said base, one end of said line having means extending in a direction transversely with respect to said recess to have portions thereof respectively extend into said aligned apertures of those plate portions which immediately bound said base and to bear therein on bounding surface portions thereof in use of said line, said line being thereby connected and made captive to said spool in a construction and arrangement providing for an inherent adjusting movement of said one end of said line which is held captive to said spool as said line is wrapped on and unwrapped from said base in use thereof.