Abstract: A mounting bracket assembly adapted for releasably mounting a bait pump to the transom of boat below the waterline, wherein the mounting bracket assembly comprises a tapered mounting bracket that is fixedly secured to the transom and a pump support carriage which is removably attached to the mounting bracket by means of a flexible latching tongue that is integrally formed as part of the pump support carriage, the bait pump being fixedly secured within a cup-like receptacle so as to be readily removed with the pump support carriage.

Abstract: A bracket for mounting a motor which drives a fan in a dehumidifier or the like includes two or more arms secured directly to the motor's housing. The bracket includes a rib which spans nearly the full length of an extender of the arm and gussets at the various junctions of the arm. The use of the rib and gussets in the arm substantially isolates motor vibration and reduces imbalance of the impeller and/or the driven component.

Abstract: A mounting plate for an attachment with an insertable plug type tubular connector and a process for making the plate. The mounting plate comprises a sheet metal plate having length, width and body thickness T with a tubular nipple member projecting from one side. The nipple member is cold formed plastically from the body of the plate by a stamping process utilizing a progressive die. One of the intermediate die members is shaped such that it produces a tubular preform having a distal end portion with a wall thickness greater than the wall thickness of the opposite end portion adjacent to the plate. A subsequent die member reduces the excess wall thickness and extends the tubular member to an axial length equivalent to at least 3T measured from the distal end of the neck member to the surface on the opposite side of said plate. Subsequently, another die member precisely finishes a feature located in close proximity to the nipple member.

Abstract: A hub adapted to support an electromagnetic clutch and a hydraulic pump thereon is disclosed. The hub is generally hollow and cylindrical in shape, including a first annular mounting portion having an inner cylindrical mounting surface. The inner cylindrical mounting surface is sized to receive and precisely position therein a cylindrical flange of the hydraulic pump. The hub also includes an enlarged cylindrical flange portion disposed adjacent to the first mounting portion. A plurality of apertures are formed through the flange portion for securing it to an external mounting bracket. The hub further includes a second annular mounting portion having an outer cylindrical mounting surface. The outer cylindrical mounting surface is sized to receive and precisely position thereon a bearing assembly of the electromagnetic clutch. Thus, the hub provides precise co-axial mounting surfaces for both the hydraulic pump and the electromagnetic clutch.

Abstract: A monitor and bracket system allows for the secure placement of the monitor within a vehicle. The monitor is slid onto a bracket attached to the top of the interior of the vehicle or to an overhead luggage compartment within the vehicle. The monitor is for allowing passengers to view pre-recorded programs, such as movies or tour guide information. Once the monitor is slide into the bracket, a back portion is attached to the back of the monitor to prevent the monitor from sliding out of the bracket. A lock on the back portion of the monitor is used to engage a bolt with a notch in the top of the monitor. In this way, the monitor may not be removed from the bracket unless the lock turned to remove the bolt from the notch.

Abstract: A heating or air conditioning apparatus for a motor vehicle includes a casing which is mounted on the bodywork of the vehicle by a mounting means comprising a mounting foot carried by the casing and fitting in a U-shaped support member which is carried by the bodywork of the vehicle.The mounting foot is a hollow profiled element which includes a flat rigid wall defining a reference face and joined to a deformable curved wall of the mounting foot which is concave towards the flat wall, both walls being engaged against respective opposed faces of the support member. The mounting foot is integral with a shoe portion which is attached to the casing by slide elements of the former gripping two rails of the casing.

Abstract: An improved handle/prop is provided for a pen-based computer wherein the handle/prop is pivotally mounted to opposite side edges of the computer. The handle/prop can be pivoted and locked into a plurality of different positions. In particular, these positions are selected to facilitate carrying the computer, supporting the computer on a flat surface in one or more inclined positions for writing and/or viewing, and holding the computer during writing. A ratchet locking mechanism is provided for locking the handle/prop into the plurality of different positions. This ratchet locking mechanism includes first and second release buttons located at points where the handle/prop pivotally connects at opposite side edges of the computer. In addition, the ratchet locking mechanism includes a handle-tie piece extending through the interior of the computer to spring bias the release button into a locked position.

Abstract: A receiving container includes a lid plate thereon mounting a cylindrical receiving tube, with the cylindrical receiving tube including rotating blade members to effect crushing of glass jars and the like directed through the receiving tube from a delivery chute, with the delivery chute including a chute cover. The container may be formed of replaceable configuration to permit removal of the lid plate relative to the receiving container for selective filling of a plurality of such receiving containers.

Abstract: A motor-pump unit includes a first mounting leg member at the interconnection of the motor and the pump and an outer multiple releasable outer mounting leg member at the outer end of the motor. The releasable leg member permits mounting with spaced supports under the motor or by removing of the outer leg cantilevered motor. The first leg member has a U-shaped base secured to the pump and extended beneath the motor frame adjacent the pump with circumferential spaced depending legs. An extended outer frame of the motor frame has an end notch in the bottom wall portion and the outer leg member has a mounting plate with an edge recess telescoped into the edge of the notch. An end cap has a projection extended into the opposed recess in the plate. The outer leg member has a single depending leg to define a three point mounting of the motor-pump unit. The outer leg member is removed for a cantilevered support and a closure plate is clamped into the notch to close the opening.

Abstract: In a support device for a direct drive electric motor found in apparatuses such as copy machines, printers, etc., employing the method of driving a driven shaft by an output shaft of the motor in direct connection thereto, the motor body is supported by the direct connection of the output shaft of the motor with the driven shaft, and a rotation preventing plate is provided for preventing the motor body from rotating about its output shaft, as the rotation preventing plate is in engagement with a fixed member.

Abstract: A rack for suspending an electrical or mechanical component below a support surface. The rack is quickly assembled with relatively few parts, but it is easily adjustable to a accommodate a large variety of component shapes and dimensions. The rack includes two loops each having a right angle member, a strap or belt, and a buckle. The two loops are associated with a plate member which supports and separates the loops. The plate member is placed on the upper surface of the electrical component to be suspended and the two loops are then tightly secured about the component. The resulting assembly is then attached to the support surface. In a preferred embodiment, a bracket is secured to the support surface and the plate member of the assembly is telescopically engaged with the bracket, horizontally sliding the assembly into position below the support surface.

Abstract: A system for mounting various pieces of equipment at selected locations along the length of a support member. A clamping unit, releasably mounted on the support member for adjustable positioning of the clamping unit, is fixed in place by the action of locking means which draw a protrusion on a clamping piece into intimate contact with opposed contact surfaces in a groove running along the length of the support member. The opposed contact surfaces of the groove form an acute angle transverse to the length of the support member. With the support member formed as an open channel, cables from the equipment being mounted can be positioned within the channel and clips snap-fitted into the opening in the channel close off the opening in the channel at selected locations and form smaller openings through which the cables pass.

Abstract: Apparatus is disclosed for reducing humping in steam turbines, where the steam turbine includes a rotor assembly, rotatably mounted to a foundation, a stator assembly, positioned about said rotor assembly, an outer cylinder, to which the stator assembly is attached, which outer cylinder being divided into a cover half and a base half. The apparatus for reducing humping includes a plurality of support towers attached to the foundation and a plurality of support paws attached to the base half, wherein each support paw is mounted on a support tower. Each of said support paws is shown to include first and second sidewalls, each attached along one end to the base half and a top wall positioned between the side walls. The top wall and the first and second side walls define a cavity, whereby a portion of the support tower fits within the cavity. The division between the cover and base halves defines a joint. The first and second sidewalls are formed such that they extend beyond the joint.

Abstract: A mounting bracket for mounting a window regulator motor housing with three holes to a door panel having three holes aligned with the holes in the power regulator motor and three slots. The mounting bracket has three legs projecting radially outward from a central portion. Each leg has an arm that depends toward the door panel carrying a tab with a ramp surface for engaging the door panel for flexing the tab as tab is inserted in a normal direction to the panel through the slot of the door panel. Each tab has a shoulder for engaging the door panel upon the tab flexing back after insertion of the tab into the slot so that the bracket is secured to the door panel. The central portion engages the motor housing for sandwiching the motor housing between the mounting bracket and the door panel so that the motor housing is mounted to the door panel.

Abstract: Apparatus for supporting a router for use above a work support table has a vertical column secured to beams which are fastened to a wall. A router mounting bracket and a work table mounting bracket are adjustably clamped to the column at selective vertical locations. The router mounting bracket includes a plate on which the base of a router is adapted to be attached, the plate having a circular opening permitting a router tool cutting bit to extend downwardly for engagement with a work piece on a table mounted on the table mounting bracket. The router mounting racket permits the plate to be rotated about the column from an operative position extending away from the wall to an inoperative support position adjacent the wall. A table support brace is carried by the table mounting bracket and may be pivoted from an operative horizontal position downwardly to a vertical inoperative stored position adjacent the column.

Abstract: Mounting means for attaching a control module (12) to a engine to develop a uniform force that seals fluid connections of passageways therebetween. A block (10) secured to the engine (14) has a series of parallel slots (30, 30' . . . 30.sup.N) on opposite first (26) and second (28) sides of and perpendicular to a base surface (24). The block (10) has external flanges (32, 34) adjacent to the slots (30, 30' . . . 30.sup.N) that are parallel to the base surface (24). Legs (64, 64' . . . 64.sup.N) on the control module (12) which are located in the slots (30, 30' . . . 30.sup.N) have an external projections (68, 68' . . . 68.sup.N). First (40) and second (42) bars positioned on opposite sides of the block (10) engage the external flanges (32, 34) and projections (68, 68' . . . 68.sup.N). When bolts (52, 52' . . . 52.sup.

Abstract: An adjustable mounting assembly for mounting electric motors and the like onto a support surface has a clamp in the form of a circular band with a pair of circular wire hoops for encircling the exterior of the article, e.g., a motor, to be mounted and a plurality of mounting brackets each having a leg portion for abutting the surface of the article to be mounted and a base portion disposed at a right angle to the leg portion with an aperture for mounting the article onto the support surface. Each bracket leg portion has a plurality of longitudinally spaced openings and tabs for receiving the hoops of the band at selective positions along its length. Each bracket is adjustably connected to the band for circumferential positioning at selective locations on the band to axially align the apertures of the upstanding base portions with an existing mounting arrangement of the support surface.

Abstract: An automatic switching mechanism for a model plane starter motor having a clutch bushing for gripping the propeller spinner of the plane includes a base member, a movable member movably mounted to the base member, means for mounting a starter motor to the movable member; means for biasing the movable member to a first position; and switch means for closing the electrical power circuit through the starter motor as the movable member approaches a second position responsive to the engagement of the airplane propeller spinner with the starter motor clutch bushing.

Abstract: The vertically reciprocal upper blade assembly of a sheet metal squaring shear is activated in a substantially vertical path past a fixed lower blade by means of one or more reciprocal rotary hydraulic actuators. The output drive shaft of the hydraulic actuator(s) is connected to one or more drive straps by an eccentric cam which is keyed to the drive shaft and rotatably received within the straps. The horizontal gap between the upper blade and the lower blade is precisely controlled by suspending the blade supporting gib bracket from pins on the side walls of the apparatus housing and adjustably connecting the gib plate to the pins by eccentric cams. The gib mounting system also provides for adjusting the angle of the upper blade with respect to the lower blade. An improved hold down assembly limits the stroke of the hold down pins to maintain a slight clearance between the hold down pins and the bed surface at all times.

Abstract: Mounting structure for a smoke exhauster comprises a housing having at least an exhaust vent, a smoke outlet, a retaining plate axially corresponding to the smoke outlet comprising an upwardly displaced welding rim, for securing the connection and the positioning of the retaining plate and the housing by welding manners, a receiving opening and a plurality of lug guides, retaining holes and rest surfaces for defining as the connection of a fan motor to the retaining plate by connection means. The fan motor includes a central shaft, a centrifugal fan and a plurality of locking lugs, having respectively a plurality of locking holes and a pair of positioning lips. With the motor top end, locking lugs and the positioning lips respective to the receiving opening, lug guides and rest surfaces, the fan motor is secured in position within the retaining plate. The alignment of the locking holes and the retaining holes are adjustable by clockwise and anticlockwise rotation of the fan motor.

Abstract: Disclosed is an engine mount apparatus for mounting an engine on the chassis of a vehicle. An engine mount body adapted to be fixed to the chassis is provided with stud bolts extending vertically downwardly thereof. A bracket having through holes corresponding to the stud bolts disposed on the engine to be mounted is secured to the engine at a predetermined position thereof. To mount the engine on the chassis, the engine is lifted up from below the chassis, the stud bolts are inserted through the through holes, the engine mount body and the bracket are fitted with each other and secured by means of nuts.

Abstract: A mounting assembly for an inclinometer which includes a base and an inclined plate whose angle of inclination with respect to the base is adjustable. The plate supports an inclinometer which is rigidly secured thereto. A cover is provided for the entire assembly and the cover has an access door for providing access to the adjusting means to adjust the angle of inclination of the inclinometer mounting plate with respect to the base.

Abstract: A cutting machine for cutting trenches in the ground, including a flat bottom face portion for supporting a pair of motor blocks; two motor blocks, with parallel axes, adapted to mount half-drum cutters; each motor block comprising a central vertical keel projecting downwardly from a horizontal top plate; connection means securing each motor block top plate to said bottom face; the inner edge of each top plate being provided with a beveled surface; an abutment member having parallel beveled edges complementary in shape to the beveled edge of each top plate; means mounting said abutment member to the central portions of said bottom surface; locking means urging the beveled edge of each top plate against the beveled edges of said abutment member.

Abstract: A free-floating mount assembly for mechanical parts includes a hooking strap for cooperatively engaging structure of a machine to limit upward displacement and rotation of the assembly. It is especially adapted for use in a mechanism by which braking force is intermittently applied to and relieved from a rotating machine member.

Abstract: The present invention comprises a unique method for mounting and supporting a printer used with personal computers. The invention, a Vertical Printer Stand, is comprised of a printer stand base, printer support brackets that support the printer in a vertical position, adhesive backed mounts that attach to the printer side walls, and straps that attach to the adhesive mounts and around the printer, securing the printer to the stand. The entire assembly is then typically mounted to the wall using standard wall mount fasteners, with the printer mounted parallel to the wall. The primary purpose of this invention is to remove the printer from the desk and free up valuable desk and office space. The paper may either feed from the floor, desk top, or from an optional paper feed tray.

Abstract: A vehicle alternator comprises a pair of brackets for holding front and rear portions of a stator 5, the front bracket 1 having projecting flanges 21a, 21b at respective vertical ends while the rear bracket 6 has a projecting flange 8 at one vertical end. A pair of separate mounting pieces 22a, 22b are provided for attaching the alternator to the engine via the bracket flanges. The mounting pieces have attachment bosses 41 with holes 31, and one of the mounting pieces is provided with bosses at both horizontal ends for connecting the brackets to each other at the flanges.

Abstract: There is provided a variable motor support for a pump comprising a pump foot member and a foot member insert, the pump foot member being suitably attached to, for example, the pump's volute housing and the foot member insert being cooperatively disposed with respect to the pump foot member, thereby accommodating differences in the physical dimensions of pump motors.

Abstract: A brace connecting a generator to an internal combustion engine has spherical and cup shaped elements at its attaching ends for facilitating attachment of these components in various relative positions.

Abstract: An alternator for motor vehicles having a mounting structure suitable for mounting to an engine, in which at least one mounting projecting section having U-grooves in a direction perpendicular to the direction of the axis of rotation is formed integral with each of the front and rear brackets constituting a housing so as to enable mounting the alternator to an engine. The alternator thus constituted has a simple, low-cost mounting structure and improved strength such as vibration resistance.

Abstract: A free-floating mount for mechanical parts has a finger portion for cooperatively engaging structure of a machine incorporating the mount, to limit its displacement and rotation. The mount is especially designed for use in an assembly by which braking force is intermittently applied to and relieved from a rotating machine member.

Abstract: A refrigerated cabinet assembly has an open compressor compartment at the lower rear side thereof and the compartment is defined by the side walls of the cabinet and an insulation bottom support having a vertically extending wall portion. The refrigeration compressor is secured to a mounting plate which at one side is secured to a transverse rail extending between the two wall portions, while the mounting plate on the side opposite said rail has a projecting tongue received in an elastomeric bushing mounted in an opening on said vertically extending wall portion, with the bushing extending into and being surrounded by the rigid insulating foam.

Abstract: A fluid pump having a pump housing, and an impeller in the housing and coupled to the drive shaft of a drive motor. An improved main seal is provided in the housing to seal the hole through which the drive shaft extends. The seal includes a carbon seal member having a flat end face in sliding relationship to the flat end face of a ceramic seal rotatable with the drive shaft and the impeller. The seal further includes a pre-loaded element which forces the two seal faces together. An improved mounting bracket is provided to mount the drive motor and the pump housing on a fixed support. The mounting bracket includes a central mounting plate and a pair of inclined, side wings which extend from the pump housing toward the drive motor so as to eliminate the need for a second bracket on the opposite side of the motor.

Abstract: The present invention relates to a device for fastening a first part to a second part, the two parts having an assembling backlash between them, this device comprising a bush with inner and outer threads with opposite pitches, interposed between the threads of a fastening screw and an inside thread of the second part matching with the outer thread of the bush.

Abstract: To prevent a supported block, particularly a ring laser block, from translating, rotating, or being stressed with changes in temperature, the block to be supported carries a plurality of, typically four, coplanar radially-outward-extending circularly cylindrical posts. The posts are grasped by compliant axially-split sleeves or mounts which engage posts. The mounts are supported by a surrounding substantially circular frame. The mounts are substantially equiangularly positioned around the frame, and the posts are correspondingly positioned upon the block. The frame is surrounded by a case which is adapted to be fastened to another structure such as a vehicle or gimbal. At points angularly positioned around the frame, substantially equiangularly positioned from the adjacent sleeve fixtures, the frame is rigidly attached to the case. The mounts and the frame are both made of a material, typically Invar, having a known temperature coefficient of expansion.

Abstract: A router bracket having a pair of cylindrical rings. A bridge member interconnects one cylindrical ring with another cylindrical ring. One of the cylindrical rings has a lug member bound thereto for engaging a depth gauge.

Abstract: An electric motor and pump mounting bracket assembly comprising an electric motor and a bracket fastened to the motor for supporting a pump which is driven by the shaft of the electric motor. The electric motor comprises a cylindrical shell which encircles the stator of the motor and a pair of end members engage surfaces on the shell which are accurately positioned longitudinally of the shell relative to one another and relative to the axis of the shell. The end members rotatably support a shaft in concentric relation to the shell. The pump mounting bracket includes a planar surface that is accurately located parallel to and a predetermined accurate distance from the centerline of the shell to form the mounting surface for the pump. The bracket further includes an opening through which the connecting link to the shaft of the motor extends. The accurate surfaces on shell are in predetermined longitudinally spaced relation to the centerline of the opening in the bracket.

Abstract: A snap-fit fastening or mounting arrangement for a motor having a mounting flange. The fastening or mounting arrangement includes a side frame member having a pair of spring-like snap elements that are integral with the side frame member for securing the motor. The frame member also includes a pair of pilot studs integral therewith and positioned to be received by apertures in the mounting flange to resist torque of the motor. The side frame member includes a plurality of hubs as an integral portion thereof and gears are journaled on the hubs in an arrangement driven by the motor. A fastening element is provided with spring fingers which are inserted into the aperture of each hub and retained thereby to secure the respective gear on the hub.

Abstract: A mounting arrangement for a solenoid includes a frame member and a plurality of mounting elements formed integral with the frame member. A wall member has first, second and third projections which extend therefrom and are spaced to receive first and second frame portions of the solenoid. A pair of lugs are formed integral with the frame member and include slanted surfaces to enable rotation of the solenoid into mounting position.

Abstract: An electric motor mount is achieved by first and second sheet metal pieces, the first piece being longer than that of the second and the first piece having a first and a second end, the second end being wider than that of the first end. The first and second pieces are stamped in sequence from a strip of sheet metal, and the first piece has a median transition portion forming a transition in width between the wider second end and the narrower first end. This median transition portion is complementary to a portion of the second piece, so that they are nested together, with no waste in the sheet metal strip. Each piece is bent at about right angles, and then the first ends are mounted to the motor at motor mounting apertures, and the second ends form mounting feet to be attached to a support for the motor and motor mount.

Abstract: An alternator for a vehicle includes a stator mounted on the inner periphery of first and second bowl-like brackets separated by a plane perpendicularly crossing an output shaft, and a core integrally fixed to the shaft and surrounded by the first and second brackets, wherein the shaft is supported at the substantially central portions of the first and second brackets. The improvement comprises upper and lower flanges formed at the outer periphery of the first bracket in such a manner as to extend both parallel to the shaft, and perpendicular, in a direction tangent to the outer periphery of the first bracket, and elongated mounting bolts for fixing the alternator to the vehicle engine at the upper and lower flanges through mounting holes formed through the upper and lower flanges. This tends to isolate the rotor from engine vibration.

Abstract: A valve actuator mechanism for supplying a selectively adjustable close-off force to an associated valve. The mechanism comprises a means for urging the valve plunger into engagement with the valve seat with a predetermined initial force and resistive means for generating a resistive force such that the close-off force is less than the initial by a predetermined amount. The resistive force can be selectively adjusted also.

Abstract: The motor mounting bracket is of one piece construction and includes an enclosure formed to contain the mounting flange of the motor and to substantially enclose the motor. The bracket has oppositely positioned spring-like lugs with tips for receiving and securing the mounting flange, and the mounting bracket has a pair of pilot studs matching apertures in the mounting flange for securing the motor flange against movement. The mounting bracket enables a motor to be secured without use of separate screws, bolts, nuts and like parts.

Abstract: A retaining bracket for detachably connecting a pump to the power take off shaft of a tractor. The bracket provides a torque restraint which is non-rigid and centrally positioned in substantial alignment with the longitudinal axis of the pump shaft so that angular moments of force which would tend to bend the pump shaft are avoided or resisted. The bracket includes a channel-shaped member having a telescopic web and no precision alignment is required to operationally mount and connect the pump to the tractor. The bracket includes a slidable connection to the tractor drawbar so that no tools are required for operational mounting.

Abstract: A power tool combination including a hammer drill, an adapter secured to the drill for attaching it to an elongated rod which bears on the floor, a pneumatic cylinder and piston unit mounted between the elongated rod and the drill for applying an uniform external force for moving the power drill into the ceiling, and a coupling member between the pneumatic piston and cylinder unit. The coupling member is rigid for transmitting axial forces therethrough under normal operating conditions but is capable of yielding to absorb abrupt shock forces in the event that the drill encounters an undesirable obstruction in the ceiling, the coupling member including structure for causing it to return to a normal rigid condition after the shock forces have been absorbed.

Abstract: The present invention is a ceiling console mounting system for equipment in police vehicles. The ceiling console is secured at the front by a forwardly extending tongue wedged between the ceiling and the upholstery molding and at the rear by attachment to the light mount for the ceiling dome light. A plurality of units of police equipment are mounted in the ceiling console. The radio or radio control unit is disposed in the forward portion of the ceiling console with the front panel disposed vertically so as to be readily visible at just above the normal eye level. Other units of electronic equipment are disposed rearward of the radio or radio control unit with front panels disposed to be substantially parallel to the upraised hand. The ceiling console is preferably constructed of an upper spine and a plurality of lower shells whose attachment to the upper spine allows adjustment to the contour of the ceiling of the particular vehicle.

Abstract: A cooking apparatus such as a combined microwave oven and a range hood for mounting on a wall surface according to this invention has a unitized mounting structure removably attachable to its housing. The mounting structure having back and bottom plates which form portions of the housing are first attached to the wall surface and the housing is subsequently secured to this structure to become mounted on the wall. The cooking apparatus can thus be mounted easily even by one person.

Abstract: A three-point torque strut connected between an engine and support resists rolling of the engine by reactive torque thereon while inducing with a portion of the reactive torque force from the engine a bending moment in the support that counteracts against the remainder of the reactive torque force transmitted by the strut from the engine tending to twist such support.

Abstract: A dynamoelectric machine mounting assembly is provided with a plurality of adaptors positioned at spaced locations adjacent to the perimeter of a generally cylindrical frame of a dynamoelectric machine having a central axis. At least one end of each of the adaptors is attached to the frame and a band encircles the frame and the adaptors and exerts a radially inward force on the adaptors. Means are provided for connecting the band to an external structure. By mounting the adaptors on the frame such that one end of each adaptor is radially spaced from the frame, a tapered gap is formed between that end of the adaptor and the frame such that when the adaptor is subjected to a radially inward force from the band, the central portion of the adaptor can deform radially inward without contacting the periphery of the machine frame.

Abstract: A bumper cleat provides a lift-off mount for bumper secured motor vehicle accessories. Two vertically oriented L-shaped walls form an L-shaped channel between them which secures a mating L-shaped foot for an accessory frame. Fasteners are employed to secure the accessory frame vertically. The L-shaped channel provides retention from movement in two planes while allowing for water drainage to prevent ice buildup or rust.