Abstract: The disclosure relates to an illumination element for a vehicle. The illumination element comprises an outer trim part, illumination means, and a transparent cover arrangement between the trim part and the illumination means. The disclosure also relates to a vehicle comprising at least one such illumination element, and a control element for a device for opening or unlocking a vehicle.

Abstract: Systems and methods for a tamper-evident cargo container seal bolt lock are disclosed herein. The device can include a receiving member, a conductive bolt member adapted to be snap-locked into the receiving member, and a plastic encapsulant which tethers the bolt member to the receiving member. The encapsulant can contain an electrically conductive medium, such as a wire, which runs from the receiving member to the second end of the bolt. A sensory circuit disposed within the receiving member can be configured to sense whether the circuit has been interrupted (e.g., if the bolt has been cut). In the event of an interruption, the circuit can record the present time and/or date in memory. An RFID transponder disposed within the encapsulant or the receiving member can then transmit the recorded date/time to an RFID interrogator if a dispute subsequently arises as to when the lock had been broken.

Abstract: Clutch actuating mechanism for electronic cylinders in locks and method for operating the same. The clutch actuating mechanism for an electronic cylinder in locks relates, in particular, to a clutch actuating mechanism which is responsible for storing the energy supplied by the motor and returning said energy to the clutch at the moment it passes from a clutched position to a declutched position, all of this being carried out with reduced energy consumption. It also relates to the method for operating said mechanism.

Abstract: A window latch for a sliding window having a sliding sash including a latch plate and a housing. The housing includes an engagement element movable relative to the housing from a locked position operatively engaged with the latch plate to an unlocked position disengaged from the latch plate. A handle is operatively coupled to the engagement element and movable from a first position to a second position in a first direction corresponding to the direction the sliding sash to which the handle is attached moves to an open position. The handle operatively moves the engagement element from the locked position to the unlocked position as the handle is moved in the first direction toward the second position.

Abstract: A cammed lever is configured to nest and lock with a cam follower at a recess formed on the cammed lever or the cam follower. Upon rotation of the lever, the cam follower and the cammed lever are disengaged at the recess to form a gap when the cammed lever is rotated upon outward movement of a drawer or drawer slide. The lock assembly includes the cammed lever and cam follower in a stacked array for use in a storage unit having multiple drawers. Preferably, only one drawer is permitted to open in the stacked array. The cammed lever, when unlocked, is permitted to rotate between the open and closed positions. When locked, the cam follower prevents rotation of the cammed lever to an open position. An optional sliding bracket is provided for added security when the drawers are locked.

Abstract: Padlockable security collars are disclosed that each include a chain of elongate, in-series, hinge-connected components that are configured to cooperatively wrap and perimetrically shroud relatively movable elements of so-called “connection assemblies” and the like that have relatively movable members which need to be shrouded and protectively enclosed to prevent unauthorized operation. Holes that can be aligned to permit a shackle of a padlock to extend therethrough are formed through opposite end regions of each security collar's chain of components so the security collar can be locked in place once a compartment-defining component receives, shrouds and protectively encloses the relatively movable members that need to be prevented from being moved or operated while the security collar is locked in place.

Abstract: A door handle assembly for a door of a vehicle includes a bracket mountable to the door and extending along a longitudinal direction from a forward end to a rearward end. The forward end of the bracket provides a hook portion. A door retaining member is received proximate the rearward end of the bracket. The door retaining member has a clip portion which is moveable relative to the bracket between a home position and a displaced position. A first longitudinal distance is established between the clip portion and the hook portion in the home position, and a second longitudinal distance is established in the displaced position. The first longitudinal distance is different than the second longitudinal distance. A biasing member biases the door retaining member toward the home position and permits the movement of the door retaining member against the biasing member to the displaced position.

Abstract: The invention relates to a door handle (10) for a vehicle door of a motor vehicle, with a removable cover element (11), in particular for covering a lock cylinder (101), wherein the lock cylinder (101) is provided for unlocking and locking a door lock, and wherein the cover element (11) can be transferred between at least two positions (I, II), specifically a covered position (I), in which in particular the lock cylinder (101) is covered by the cover element (11) so as to be inaccessible from the outside, and an open position (II), in which in particular the cylinder lock (101) is uncovered by the cover element (11), and a tension means (12) for actuating the door lock, wherein the tension means (12) can be mechanically operatively connected with the cover element (11) in the open position (II) of the cover element (11), so as to actuate the door lock by pulling on the cover element (11).

Abstract: A closing element for a motor vehicle, including an opening mechanism, and a handling element for the closing element actively connected to the opening mechanism such that the closing element can be moved for the purpose of opening. The closing element includes a locking mechanism for locking and/or unlocking the opening mechanism. The locking mechanism can be actuated by a closing system, in particular for the authorization of access to the motor vehicle. A coupling mechanism is provided for interacting with the locking mechanism and/or with the opening mechanism in the manner of an emergency release. The coupling mechanism can be actuated by an actuator. For the operation of the actuator a separate energy storage device is provided that can be used on demand.

Abstract: In an aspect, a latch for a closure panel for a vehicle is provided, and includes a ratchet, pawl, release lever, and extension member. The ratchet is movable between a primary closed position, secondary closed position and open position. The pawl is movable between a primary locking position, secondary locking position and unlocking position. The release lever is movable between home and actuated positions. When the pawl is in the primary locking position the release lever has a selected amount of reach for driving the pawl to the secondary locking position during movement of the release lever to the actuated position. When the pawl is in the secondary locking position the extension member is movable to extend the reach of the release lever to drive the pawl from the secondary locking position to the unlocked position during movement of the release lever from the home position to the actuated position.

Abstract: The invention relates to a door handle having a handle for a motor vehicle, which handle is arranged in a handle housing and which is displaceable from a rest position into an operating position by means of a rotation around a rotation axis, wherein a handle hook arranged on the free end of the rear side of the handle is kinematically coupled with a deflection lever, wherein the deflection lever directly or indirectly acts on a motor vehicle door lock when being displaced from the rest position into the operating position in order to effect a release of the lock and to enable opening the motor vehicle door, the handle hook comprising at least one guidance element by means of which the handle hook is guided in a corresponding profile of the handle housing, the guidance element performing a form-fit with the handle hook.

Abstract: A swing bolt lock mechanism for preventing false status switch enabling is described. The lock mechanism is a swing bolt lock mechanism wherein the swing bolt has an inner ramp wall against which a blocker rod is spring-biased. A ramp extension arm is displaceably secured with the swing bolt and provides an extension of the ramp wall whereby the blocker rod may only be displaced when the swing bolt is at its fully locked position whereby to arrest the swing bolt at that position. The displacement of the blocker rod also toggles a lock status switch to provide an indication that the lock is at its locked position. Accordingly, the lock status switch cannot be prematurely actuated.

Abstract: A receptacle for an associated appliance hinge includes a receptacle base and a breakaway lever movably connected to the receptacle base. The breakaway lever includes a cam edge. A first mounting structure is connected to the receptacle base and adapted to be engaged by an associated hinge arm. A second mounting structure connected to the breakaway lever such that the second mounting structure is movable relative to the receptacle base. The second mounting structure is adapted to be engaged by the associated hinge arm. A breakaway latch is connected to the base and includes a cam follower engaged with the cam edge. The breakaway latch further includes a spring that biases the cam follower into abutment with the cam edge. The breakaway lever is selectively movable from a first position where the cam follower is engaged with a first location on the cam edge to a second position where the cam follower is engaged with a second location on the cam edge.

Abstract: A cabinet 10 having at least one door 32 which may be selectively and removably placed within the generally hollow storage compartment 14 of the cabinet 10 and which may be also moved outside of the compartment 14 and allowed to selectively articulate along movement arc 120 and to be selectively placed in a closed position in which the at least one door 32 overlays the storage cavity or compartment 14.

Abstract: Aspects and embodiments of the present disclosure are directed generally to a a hinge for a child conveyance device including a means for coupling two non-circular elements that rotate with respect to one another, wherein the two non-circular elements are configured to avoid the pinching of fingers during rotation.

Abstract: The invention relates to a weight compensation device for a drive of a lifting door, for the position-dependent compensation of the weight force of a door leaf of the lifting door, with a force transmission unit which can be coupled to the drive in order to carry out an opening movement which raises the door leaf and a closing movement which lowers the door leaf, wherein at least one compression spring is provided which is arranged in such a way that it supports the opening movement. The invention also relates to a lifting door, in particular an industrial lifting door, which has a door leaf, with a drive, such as a motor, and with a weight compensation device according to the invention.

Abstract: A sliding door installation includes a roller running track and at least one roller carriage supported to be displaceable in the roller running track, at which carriage a sliding door is attached. A closing device is provided with an elastic traction means, wherein a first end of the elastic traction means is stationarily attached with regard to the roller running track, and a second end of the elastic traction means is attached to the at least one roller carriage for changing the tensile stress in the elastic traction means during a movement of the roller carriage in the roller running track.

Abstract: A damping device includes a housing, a cover assembly, a piston rod, a piston and an elastic member. The housing has an inner wall defining a chamber, and an opening communicated with the chamber. The chamber is filled with a damping medium. The cover assembly is arranged adjacent to the opening of the housing. The piston rod penetrates through the cover assembly. The piston is connected to the piston rod and movable relative to the housing. The piston includes an extension part and an expansion part located between the piston rod and the extension part. A width of the expansion part is greater than a width of the piston rod. The elastic member is arranged in the chamber of the housing, and configured to provide an elastic force to the piston.

Abstract: A home appliance includes a cabinet. The home appliance further includes a door that defines a penetration hole that is located in a front surface of the door. The home appliance further includes a handle. The home appliance further includes a handle link that is configured to rotate about a handle link rotating shaft that is located inside the door, wherein a portion of the handle link is exposed outside the door through the penetration hole and a length of the portion of the handle link varies based on an opening angle of the door. The home appliance further includes a link that is configured to convert a rotation motion of the door into a rotation of the handle link and that is configured to guide rotation of the door based on the handle link being restrained by having a variable length.

Abstract: A vehicle tailgate assembly includes a tailgate adapted to pivotally latch to a vehicle cargo box. A hinge pivot is coupled to the tailgate and includes an electromagnetic cylinder and a vane hub positioned within the cylinder and coupled to at least one of the tailgate and the cargo box. The vane hub is configured to rotate within the cylinder. A vane is coupled to the vane hub. A magnetorheological fluid is positioned around the vane.

Abstract: A motor is operatively coupled to a door of a vehicle. A controller controls the motor and a user-input device supplies the controller with one or more user-inputted selections for controlling a door swing of the door.

Abstract: The connecting device includes a mounting plate, which are connectable to a sliding door by means of mounting screws and which is connectable to a carriage device. A connecting plate is provided that is arranged between the mounting plate and a coupling plate, which is connectable to the carriage device. The connecting plate is connected, shiftable in a first direction, to the mounting plate by first connecting elements and is held shiftable to a selected first shift position by a first adjustment screw that is connected to the mounting plate. The coupling plate is connected, shiftable in a second direction, to the connecting plate by second connecting elements, and is held shiftable to a selected second shift position by a second adjustment screw that is connected to the connecting plate.

Abstract: A door panel comprises a body, first and second skins on opposite sides of the body, each having an opening aligned with the other opening, a first lip portion being provided on the first skin and adjacent the opening for holding a decorative panel and a pair of coupling elements provided on the first and second skins respectively and extending therebetween for inter-engagement to thereby fix relative positions of the first and second skins. The first and second skins define a space therebetween for receiving filling material to form the body, and include a partition in and extending across the space to delineate a portion of the space separate from the openings for receiving the filling material to form the body.

Abstract: Glazing units including a cartridge cavity outside of a seal that is located between the first and second panes to form a closed interior volume within the glazing unit are described herein, along with sashes, panels, window assemblies, and/or doors that may incorporate the glazing units. A control unit provided in a cartridge housing located in the cartridge cavity may be operably connected to one or more connected devices to provide any number of a variety of functions such as, e.g., sound control/production, optical effects, thermal effects, etc.

Abstract: The present invention is directed to a door facing blank having a first major surface with a design element formed therein, and an opposite second major surface. At least three longitudinally extending spaced stile receiving areas are disposed on the second major surface. Two of the stile receiving areas define a first width, and three of the stile receiving areas define a second width greater than the first width. The door facing blank may be trimmed to form a door facing having a selected width. A method of forming a door facing blank, and a mold press for forming a door facing blank are also disclosed.

Abstract: A system for reducing sunlight shining into a vehicle includes a window having an array of liquid crystals switchable between a transparent state and a shaded state. The system also includes an eye position sensor for detecting a location of eyes of a driver and an inertial measurement unit (IMU) for detecting a current heading of the vehicle. The system also includes an electronic control unit (ECU) that may determine a current location of the sun relative to the vehicle based on the current heading of the vehicle and a current time of day. The ECU may also select an area of the window to be shaded in order to reduce an amount of sunlight reaching the eyes of the driver and control liquid crystals within the selected area of the window to switch from the transparent state to the shaded state.

Abstract: A covering for an architectural opening has a horizontal movable rail supported by cords, with a variety of configurations which allow the movable rail to be moved up and down while concealing the cords.

Abstract: A roller blind is disclosed which provides horizontal slats for directional shading, enabling the application of a screen fabric which allows a greater portion of visible light to pass therethrough. The disclosed slatted roller blind is free from the usage of ladder cords and is simplistic in design. The disclosed slatted roller blind maintains a compact formation of a roller shade when retracted and has greater resistance to skewing along the longitudinal axis of the roller while being retracted. Furthermore, the disclosed slatted roller blind design is capable of being utilized as an outdoor or indoor blind.

Abstract: A motorized system that allows for calibration by a user, and that features circuit protection and detection of motor stoppage. A motorized window-blind system is an example of such a system and is disclosed herein. In particular, a circuit is featured that comprises a TRIAC, or “triode for alternating current,” and TVS diodes, or “transient-voltage-suppression diodes,” providing voltage protection to various types of motor-related electronic components. A controller is disclosed that features measurement of voltage that is induced on a secondary winding of a motor, in order to detect certain events that occur during the operation of the motor. A calibration method is also disclosed that can account for one or both of the protection circuit and event-detecting controller. The calibration method accounts for human interaction and, in doing so, is intended toward making a calibration process of a motorized household system less prone to human error.

Abstract: A master/slave shaft arrangement includes: a motor having an output shaft; a master drive barrel, the first end of which being rotationally driven by the output shaft of the motor, the master drive barrel having, at a second end thereof, a master drive sprocket; a synchronizing shaft that is rotationally driven at its second end by a first coupling assembly, the rotational driving of the synchronizing shaft being synchronous with the rotational driving of the master drive barrel by the motor; and a slave barrel, the slave barrel being rotationally driven at its first end by a second coupling assembly that rotationally couples the synchronizing shaft with the slave barrel to rotationally drive the slave barrel, the rotational driving of the slave barrel being synchronous with the rotational driving of the synchronizing shaft and the rotational driving of the master drive barrel by the motor.

Abstract: A stair including at least one tread portion and an elevating mechanism by which the tread portion is elevatable to a deployed position in which the tread portion is presented to be stepped on by a person. The stair further includes a pedal. The elevating mechanism includes a stop and a striking portion. The striking portion is arranged to move into abutment with the stop when the tread portion is so elevated to its deployed position. The striking portion is also arranged to be driven against the stop by at least a portion of the person's weight. The pedal is pressible to move the striking portion away from the stop. The elevating mechanism is configured such that, when the striking portion is so moved away, depressing the tread portion moves the striking portion further away from the stop.

Abstract: Elevated work platforms, as well as associated methods, are provided. In one particular embodiment, an elevated platform apparatus is provided comprising a first rail assembly having a pair of rails coupled with a plurality of rungs, a second rail assembly hingedly coupled with the first rail assembly, a platform configured to rest upon a portion of the first rail assembly and the second rails assembly and a cage associated with the platform. The cage may include at least one bar and at least one gate, the at least one gate being configured to swing in a first direction upon a user stepping on to the platform from the first rail assembly, and then swing back to a closed position after the user is standing on the platform. The at least one gate is also limited from being displaced in a second direction, opposite the first direction, beyond the closed position.

Abstract: A diverter assembly can include a diverter having a deflection surface, and an annular seal device externally disposed and longitudinally displaceable on the assembly in response to a pressure differential being applied across the device. A well system can include a diverter assembly positioned in a casing, the assembly including a diverter and an annular seal device that seals off an annulus between the assembly and the casing, whereby a pressure differential across the device is reduced by movement of the device on the assembly. A method of sealing off an annulus formed between a diverter assembly and a casing can include positioning an annular seal device on a mandrel, the device being slidingly and sealingly engaged with an outer surface of the mandrel, connecting the mandrel to a diverter, and installing the assembly comprising the device, the mandrel and the diverter in the casing.

Abstract: A method and apparatus for determining the effectiveness of bearing seals in a roller cone drill bit. The bit includes a sensor in optical communication with the bearing lubricant. The sensor includes a light source, an optical filter, and an optical detector arranged so that light interacts with the lubricant, is filtered, and detected, wherein the detected light is indicative of the amount of contaminant within the lubricant. The optical filter is preferably an integrated computing element that filters preselected orthogonal components from the light.

Abstract: A wellbore tool may be formed, at least in part, by a fiber-reinforced hard composite portion. The fiber-reinforced hard composite portion can include reinforcing particles and reinforcing fibers dispersed in a binder, wherein the reinforcing fibers have an aspect ratio ranging from 1 to 15 times a critical aspect ratio (Ac). The critical aspect ratio can be determined using the equation Ac=?f/(2?c), wherein ?f is an ultimate tensile strength of the reinforcing fibers, and ?c is an interfacial shear bond strength between the reinforcing fiber and the binder or a yield stress of the binder, whichever is lower.

Abstract: A downhole cutting tool may include tool body; a first blade extending from the tool body; a plurality of cutting elements attached to the first blade, the plurality of cutting elements comprising at least two types of cutting elements, wherein the first blade extends from the tool body to a first height adjacent a first type of cutting element and a second height, different from the first height, adjacent a second type of cutting element.

Abstract: Polycrystalline diamond compacts (“PDCs”) and methods of manufacturing such PDCs. In an embodiment, the PDC includes a polycrystalline diamond (“PCD”) table having at least a portion of a metal-solvent catalyst removed therefrom. Removing at least a portion of a metal-solvent catalyst from the PCD table may increase the porosity of the PCD table relative to a PCD table that has not been treated to remove the metal-solvent catalyst. Likewise, removing at least a portion of a metal-solvent catalyst from the PCD table may decrease the specific magnetic saturation and increase the coercivity of the PCD table relative to a PCD table that has not been treated to remove the metal-solvent catalyst.

Abstract: A landing pipe includes a first tool joint, a second tool joint, and a main section extending from the first tool joint to the second tool joint, the main section having a first portion and a second portion. The first tool joint outer diameter is greater than both the main section first portion outer diameter and the main section second portion outer diameter. The main section first portion wall thickness is greater than the main section second portion wall thickness, and the main section second portion has a length range of 40% to 85% of an overall length of the landing pipe.

Abstract: A method is provided for manufacturing a segment of a drill string, such as a tubular tool, from a plurality of layers. The method includes arranging a plurality of layers based on a selected length of the segment. Each of the plurality of layers includes an aperture that is received over an alignment feature that restricts movement of the plurality of layers to two or fewer degrees of freedom. A joining process is performed to join the plurality of layers, which may include at least one replacement layer.

Abstract: An anti-friction device is associated with a drilling element, the drilling element having a substantially cylindrical shape, with a first outside diameter (d1) and a longitudinal extension along a first axis (X). The drilling element includes at least one housing for receiving the anti-friction device. The anti-friction device has a hollow cylindrical shape having an inside diameter (d) which is smaller than the first diameter (d1) of the drilling element and an outside diameter (D) which is greater than the first diameter (d1) of the drilling element. The anti-friction device is adapted to rotate about the first axis (X) in the housing, independently of the drilling element.

Abstract: A system includes a wear bushing retrieval tool. The wear bushing retrieval tool includes a main body, a plurality of apertures extending from an inner diameter of the annular main body to an outer diameter of the annular main body, a plurality of fasteners, wherein each of the plurality of fasteners is disposed within a respective one of the plurality of apertures, and a plurality of pins extending from the outer diameter of the annular main body, wherein the annular main body is configured to be disposed about a tubular string being run into a wellhead, and wherein the plurality of pins is configured to engage with a wear bushing disposed within the wellhead.

Abstract: Embodiments of the present disclosure generally relate to an insert in a clamping device or gripping apparatus. The insert may include a gripping element having an elongated body and a plurality of contact features, a first member formed from a hard material, wherein the first member contacts the gripping element in one or more locations, and a second member formed from an elastic material, wherein the second member contacts the gripping element along the elongated body.

Abstract: A method for positioning a pipe stand in a fingerboard having fingers with a pipe racking apparatus includes gripping the pipe stand with an upper grabber and gripping the pipe stand with a lower grabber. The method also includes moving the pipe stand until it is aligned with a rack slot between two fingers of the fingerboard and extending the upper and lower grabbers to position the pipe stand in the rack slot. The method includes tilting the pipe stand in a first direction by moving one or both of the upper and lower grabbers in the first direction and tilting the pipe stand in a second direction. The method also includes lowering the pipe stand into contact with a setback of a drill floor, moving the pipe stand in the second direction until the pipe stand leans against the fingerboard, and releasing the pipe stand.

Abstract: An automated rod manipulator system for moving a drill rod section from a storage magazine to a drill rig and connecting the drill rod to a drill string of the drill rig without manual manipulation of any parts. The automated rod manipulator system may comprise a magazine to store and dispense a plurality of drill rod sections, a carriage to convey one of the plurality of drill rod sections from the magazine to a transfer position; and a gripping arm coupled to a drill rig mast of a drilling rig, the gripping arm operable to convey one of the plurality of drill rod sections from a transfer position to a position aligned with a spindle center line of the drilling rig. The automated rod manipulator may also include a control system and an alignment assembly for aligning the drill rod section on a spindle centerline of the drill rig.

Abstract: A device for a flushing head (3) of a rock drilling machine (1), which includes a machine housing (3) and, inside a cylinder (18), a to and fro moveable percussive piston (17) arranged to exert percussive action against a shank adapter (15), wherein the shank adapter has symmetry axis (19) and a flushing medium channel (22,23) for co-operation with a flushing medium chamber (24) in the flushing head (3) surrounding the shank adapter (15), said flushing head (3) being provided with a connection unit (7) for the connection to a flushing hose (10). The flushing head (3) and the machine housing (2) exhibit co-operating fastening means and fastening elements (6) in line with a force direction of tensile forces (F) being exerted by the flushing medium hose (10) on the connection unit (7) for movability of the flushing head (3) in respect of the machine housing (2) in directions perpendicular to said symmetry axis (19). The device also concerns a rock drilling machine including such a device.

Abstract: A suction port and check valve assembly for use with a pump head. The assembly comprises a port body and a check valve. The port body may have an inlet side, an outlet side, and a top, and may comprise a horizontal bore extending from the inlet side to the outlet side and a vertical bore extending from the top to the horizontal bore. The check valve may comprise a valve seat, where the valve seat rests atop the port body with only a gasket therebetween, and a valve body atop the valve seat. The port body may attach to the pump head via alignment spacers, such as springs, minimizing misalignment and resulting leaks.

Abstract: A waste processing system includes a lower tank portion coupled to a first support frame with a guiding member. The waste processing system further includes an upper tank portion coupled to a second support frame, the second support frame including a leg defining a hole for receiving the guiding member to align the first support frame with the second support frame.

Abstract: A soil sampler assembly includes a utility vehicle and a soil sampler module coupled to the utility vehicle. The utility vehicle includes a cab, and the soil sampler module is configured to deposit a soil sample in the cab. For example, the soil sampler assembly includes a conveyor system configured to convey the soil sample to the cab. The conveyor system includes a central conveyor and a lateral conveyor that feeds the central conveyor. The central conveyor is on a travel track. The soil sampler assembly further includes a sampler arm assembly. The sampler arm assembly includes a power cylinder, a guide cylinder, a transfer block, and a probe. The probe has a tip, and the tip of the probe includes an outer surface defining an outer taper bore and an inner surface defining an inner taper bore.

Abstract: There is provided an Axially separating drill bucket for drilling large holes in the earth by which a drilling operator can perform the drilling operation with the Axially Separating Drill Bucket, incorporating a spring loaded latching mechanism and a hydraulic cylinder within a drill head casing, and remove the excavated material in one operation. The unit can be raised to the surface where the bucket portion is moved up or down from the drill head to empty the excavated material. A spring loaded latching mechanism is disclosed having a pushrod which activates the latch by making contact with an external force. A centrally located hydraulic cylinder power assists the drill head to be raised and lowered to remove the material collected within the drill bucket.

Abstract: A wellbore isolation device comprises: a first composition, wherein the first composition comprises: (A) a first substance; and (B) a second substance, wherein the first composition has a solid-liquid phase transformation temperature less than the solid-liquid phase transformation temperatures of at least the first substance or the second substance at a specific pressure. A method of removing a wellbore isolation device comprises: increasing the temperature surrounding the wellbore isolation device; and allowing at least a portion of the first composition to undergo a phase transformation from a solid to a liquid. A method of inhibiting or preventing fluid flow in a wellbore comprises: decreasing the temperature of at least a portion of the wellbore; positioning the wellbore isolation device in the at least a portion of the wellbore; and increasing the temperature of the at least a portion of the wellbore.