Abstract: A hinge module includes a first hinge part; and a second hinge part confronting the first hinge part. The first hinge part includes a slot; and an annular groove surrounding the slot and formed in a recessed shape in relation to the second hinge part, and an annular gasket inserted into the annular groove and projecting to the second hinge part side.

Abstract: A pin assembly for providing a stable anchor on multiple ends has an axle having a pair of end members formed on each end of the axle. The axle is placed in a first opening in a first mounting end of a component part and extends to a second opening in a second mounting end of the component part. A bearing is mounted on a central section of the axle. A spacer is positioned between the bearing and one of the first or second mounting ends. A pair of expansion sleeves is provided wherein one of the pair of expansion sleeves is positioned over each of the end members of the axle. A pair of locking devices is provided wherein one of the pair of locking devices is coupled to each of the end members. When tightened, the locking devices cause the expansion sleeves to press against interior walls of the first and second openings to anchor the axle.

Abstract: A hinge includes a shaft, a bracket, two washers, a resilient member assembly mating with the pole, and a fastener. The shaft includes a pole. The bracket includes a knuckle portion. The washers are mounted on the pole. The fastener is engaging with the pole and exerting force against the washers, and the resilient member assembly.

Abstract: A door hinge with a hidden closure system comprising, in general, a first hinge with a pin protruding from the face of the hinge, a second hinge with a hidden closure system, wherein such pin engages a latch and release mechanism and triggers a closure system in the second hinge during final approach, thus softly closing the door and reducing the sound of closure during the final approach of the door.

Abstract: A coupling device for coupling a first casing and a second casing in a movable manner, comprising a first coupling member provided at the first casing, a second coupling member provided at the second casing, and coupled to the first coupling member in such a way that the first casing and the second casing move relative to each other, and a cleaning mechanism that cleans a clearance between the first casing and the second casing or the second coupling member. The cleaning mechanism has a wiper blade that moves in the clearance with movement of the casings, air injection means that injects air to the clearance, and/or a hinge cover that is displaceable within the clearance.

Abstract: A dual-axis hinge, comprises a body, a pintle, a mounting leaf, a resilient element and a mounting bracket. The body is tubular and has two ends. The pintle is mounted inside and protrudes transversely from the body and has an upper end and a flange that protrudes radially out from the upper end. The mounting leaf is mounted rotatably around the pintle between the flange and the body and attaches to a cover of an electronic device. The resilient element is mounted around the pintle between the flange and the mounting leaf. The mounting bracket is connected rotatably to one end of the body and a base of an electronic device. With such an arrangement, the dual-axis hinge only has a few components in a simple structure and allows the cover to lift from the base and rotate horizontally relative to the base.

Abstract: A hinge assembly comprises a pintle for pivotally receiving a first coupling member, a positioning member, a second coupling member, a positioning limiting device and a first friction device. The first coupling member includes a side having a projection, and a supporting portion having two wings. The second coupling member includes a protuberance adapted to be rotated to abut against the projection for stopping movement of the second coupling member with respect to the first coupling member. The positioning limiting device includes a first member and a second member. The first member rests on the supporting portion and includes two compartments receiving two wings respectively and a block. The second member has an engagement surface adapted to be rotated to abut against the block, for stopping movement of the second coupling member with respect to the first coupling member. The first friction device is biasably moved by the positioning member.

Abstract: A hinge structure that has a simple structure, does not deteriorate with time and can prevent generation of clicking sound, and a mobile terminal having the hinge structure, and a hinge unit are provided. A hinge unit 3 of which a trunk and a hinge head 3a are linked to each other to freely rotate through a rotary shaft in a predetermined range of angle, a housing on the display side 1 to which the trunk is fixed, and a housing on the operation side 2 having the hinge head 3a inserted thereinto with a predetermined gap being kept are provided, in which, in a contact portion where the hinge head 3a and the housing on the operation side 2 contact with each other in a state that the housing on the display side 1 and the housing on the operation side 2 are opened most, the hinge head 3a and the housing on the operation side 2 are brought into surface contact with each other.

Abstract: A swinging door hinge has a panel and a frame. The frame includes a horizontal portion, and the horizontal portion has an aperture therethrough. An elongated pivot pin is vertically disposed through the aperture. The pivot pin is coupled to the panel such that the pivot pin and the panel rotate about a longitudinal axis of the pivot pin relative to the horizontal portion of the frame. A gripper feature is located on a surface of the pivot pin. The gripper feature engages a corresponding surface on the panel such that when the panel is rotated, a resulting torsional force transferred to the pivot pin is spread over a contact area between the gripper feature and the surface of the panel. Because the torque is transferred over a greater area, stress concentrations in the panel are reduced and the panel is not deformed.

Abstract: A hinge pin for hingedly connecting a first element to a second element, which includes: an elongated shaft having an imaginary central axis along its elongation, and having an upper member, a lower member and a divider stop located between the upper member and the lower member, the upper member having a first maximum width measured at a right angle to the imaginary central axis, the lower member having a second maximum width measured at a right angle to the imaginary central axis, and the divider stop having a third maximum width measured at a right angle to the imaginary central axis, wherein the third maximum width is greater than the second maximum width. In some embodiments, the divider stop is the underside of the upper member.

Abstract: A hinge, particularly for doors, having a support element (11, 12) for a hinge-pin (13), the support element having a hinge-plate (11) for installation in a door casing, and a lower sleeve (12) which is designed to support a hinge-pin (13). The hinge-pin (13) supports an upper sleeve (14), which is connected to an upper hinge-plate (15), for connection with the door leaf. On the hinge-pin (13) is arranged at lest one sleeve (23), particularly of a plastic material. The sleeve (23) has an axial hole (25), for a part (19) of the hinge-pin (13), where the hole (25) is eccentrically located in relation to the axis of the sleeve and to its outer surface, as the sleeve (23) is arranged to be pivotable in the accommodating sleeve (12).

Abstract: A multi-section hinge mechanism (100) comprises a rotary member (10) and a base (20). The base includes an annular elastic arm (12) and a latching part (14) integrally extending from an inner circumferential wall of the annular elastic arm. The base defines a central hole running therethrough and a plurality of concaves (242) in one surface portion. The latching part rotatably extends through the central hole of the base. The elastic arm engages in one of the concaves of the base.

Abstract: A folding furrow chopper that facilitates planting operations and optimization of irrigation and drainage with efficient preparation, configuration, and planting of seed beds. A centrally located main section that includes a stalk cutter basket and that is connected to a pair of hinged wings that include additional stalk cutter baskets that for maximum implement width are deployed in alignment with the main section during operation. The wings are hydraulically folded into a compact upright position for legal transport over public roads.

Abstract: A security device is disclosed for use with an entry door lock accessible from an exterior side of the door and having a rotatable element on an interior side of the door for engaging and disengaging the lock. A lock stop precludes rotation by providing a pair of spaced stop members that receive the rotatable element in its locked position and prevent rotation thereof to its unlocked position, whereby unlocking the door from the exterior side is precluded.

Abstract: A hinge with an overridable limiting function is mounted in an electronic device with a cover and a base and has a pintle, a stationary leaf and a rotating assembly. The pintle has a limit. The stationary leaf is mounted securely on the pintle and is mounted securely in the base. The rotating assembly is mounted around the pintle, is mounted securely in the cover and has at least one positive stop. The positive stop has an inside surface and an inner part selectively abutting the limit of the pintle to provide a limiting function. When a person applies excessive force to the cover and over-pivots the cover, the positive stop is bent out and the inside surface of the positive stop slides along the limit. The outward bending of the positive stop absorbs the excessive force to keep the cover from being damaged.

Abstract: The present invention relates to a mobile device. In the present invention, a speaker is installed to a seating portion formed on a rear surface of a main body. The speaker is rotatably installed to the main body, so that the main body can be selectively stably supported on the ground. Also, an insertion portion is concavely formed in one surface of the main body, and a support plate is inserted into the insertion portion to support the main body on the ground. In addition, a hanger is coupled to an outside of the main body so that the main body is caught to an external article. According to the present invention, a better design for an external appearance is provided to the mobile device and convenience of a user is enhanced since the mobile device can stand by the speaker or the support plate. In addition, the main body can be caught to a collar of a user or a hook, whereby the user can easily carry the mobile device.

Abstract: An articulating window assembly is adapted for use with a support structure. The assembly includes a windowpane with an inner surface. A hinge is adjacent to the inner surface. The hinge includes a cylindrical member having a pivot axis and a stud member attached to the cylindrical member. A polymeric member surrounding at least a portion of the hinge member so as to permit, the hinge member to articulate about the pivot axis.

Abstract: A hinge assembly comprising first and second hinge elements rotatably mounted relative to each other and a plurality of elongate flexible members connected to the first and second hinge elements and extending there between, the elongate members being twisted about a longitudinal axis to a first condition prior to assembly the hinge assembly, wherein the hinge elements are rotatably movable from a first position in which the elongate members are in said first condition to a second position in which the elongate members are in a second condition.

Abstract: An automotive hinge assembly adapted to facilitate motion of a closure panel relative to a fixed body structure comprises a door component constructed from two press formed angle brackets structurally connected via a pivot pin and adapted to be mounted to a vehicle closure panel, a body component constructed from two press formed angle brackets structurally connected via a simple formed feature and the pivot pin and adapted to be mounted to a vehicle body structure, such that the pivot pin structurally assembles the two hinge components, facilitates relative rotary motion between them and structurally connects the multiple press formed angle brackets so that the resulting assembly achieves a much higher material efficiency than the prior art with an associated significant cost reduction.

Abstract: An hinge device with fulcrum at variable position for a door (2) of a structure (3) is provided with connecting members, first (4) and second (5), mutually connected and respectively fit to be fixed to the door (2) and to the structure (3) for rotating the door between the extreme closing (C) and the extreme opening (A) in which the door (2), in an operating condition of the structure, is respectively almost vertical and approximately horizontally orientated. The second connecting member (5) has a first fixed pivot (6) and a second fixed pivot (7) for the rotating connection respectively with a first balancing mean (8) and a second balancing mean (9) mutually bound. The end opposite to the first fixed pivot (6) of the first balancing mean (8) is connected by means of a first mobile pivot (10) to an end of the first arm mean (11) having the remaining end connected to the first connecting member (4) by means of a second mobile pivot (12).

Abstract: Disclosed is a portable communication apparatus. The portable communication apparatus includes a first housing including a plurality of keys, a second housing including a main display unit and being movable from the first housing about a first hinge axis and being rotated about a second hinge axis, which is perpendicular to the first hinge axis, and a swing hinge housing for allowing the second housing to rotate with respect to the first housing about the first and second hinge axes, which pass through the swing hinge housing. The swing hinge housing is provided at a lateral portion thereof with a camera lens. A bottom surface of the swing hinge housing is rotatably attached to an upper surface of the first housing so that the swing hinge housing is rotated together with the main display unit about the second hinge axis.

Abstract: The invention provides a hinge connector for a folding-type electronic apparatus including a first housing, a second housing, a first electronic unit disposed in the first housing, and a second electronic unit disposed in the second housing. The hinge connector, according to the invention, includes a first shaft member, a second shaft member, a frame member and a flexible conductive element. By the hinge connector according to the invention, the second housing is capable of rotating around two axes relative to the first housing, and the first electronic unit electrically connects with the second electronic unit. In particular, during the operation of the electronic apparatus, the portion of the flexible conductive element within the first shaft member and the second shaft member is twisted rather than bent.

Abstract: A hinge structure (10) comprises a single molded swivel hinge (12) molded initially as a unitary structure having a first portion (14) and a second portion (16). The first portion (14) includes first and second hinge pins (24, 26) extending in opposed directions from a base member (38). The second portion (16) includes hinge pin receiving portions (34, 36), the first and second hinge pins (24, 26) having an associated hinge pin receiving portion (34, 36), each hinge pin receiving portion being molded to result in a cylindrical bore (28, 30) after initial operation of the hinge structure (10). The first and second hinge pins (24, 26) are triangular in shape over its extent within its associated hinge pin receiving portion (34, 36).

Abstract: A hinge device and to several methods for operating the same. The hinge device comprises at least one first and one second hinge element and a hinge on which the two hinge elements are mounted so as to be rotated in relation to each other. The aim of the invention is to provide a hinge device which allows to reduce the risk of injury incurred when the user (unintentionally) catches his finger in the hinge elements during a movement of the same. For this purpose, the two hinge elements are provided with bores. aligned with each other and a pin element can be detachably inserted in at least one of the bores.

Abstract: A hinge has a shaft, an adjusting nut, a stationary bracket and a rotating bracket and is mounted in an electronic appliance that has a cover and a base. The shaft has an adjusting thread. The adjusting nut is screwed onto the adjusting thread of the shaft. The stationary bracket connects to the base of the electronic appliance and is attached securely to the shaft. The rotating bracket connects to the cover of the electronic appliance and is mounted around the shaft. Moving the adjusting nut along the adjusting thread pushes the rotating bracket. Therefore, the distance between the rotating bracket and the stationary bracket is adjusted and the position of the rotating bracket and the stationary bracket easily align with the assembling position in the cover and the base of the electronic appliance.

Abstract: This invention provides a novel apparatus and method for allowing easy lubrication of a hinge without requiring even a partial removal of the pin. The preferred embodiment includes a hole in the top of the hinge pin which is extended to a groove or channel on the outer surface of the pin. The groove can extend in a spiral downward slope to the bottom of the pin. In other embodiments the hinge pieces and not the hinge pin are created with a path for lubricant to reach the space between the hinge pieces and pin. A channel can be included on the inner surface of the hinge pieces to ensure better distribution of the lubricant.

Abstract: A vehicle includes a frame and an operator cab. At least one mounting assembly releasably mounts the cab to the frame. The mounting assembly is operable between a coupled position such that the cab is mounted on the frame, and an uncoupled position such that the cab is permitted to be moved relative to the frame. At least one hinge assembly releasably pivotally connects to the frame and the cab. The hinge assembly is operable between a connected position such that the cab is pivotally connected to the frame, and an unconnected position such that the cab is pivotally unconnected to the frame. The hinge assembly cannot be placed in the connected position when the mounting assembly is in the coupled position.

Abstract: In the slot machine 1, it is provided the hinge construction for rotatably supporting the frame plate 63 of the frame 6 against the door 3, and the hinge construction is basically constructed from: the lower bracket 82 arranged at the lower position in one side of an opening 80 which is formed in the door 3 corresponding to the frame 6; the support hole 83 formed in the ceiling plate 81 positioned at the upper side of the door 3 and the support hole 84 formed in the lower bracket 82; and the support shaft 64 that the upper end thereof inserted in the through hole 633 of the upper support plate 634 is rotatably supported in the support hole 83 of the ceiling plate 81 and the lower end thereof inserted in the through hole 635 of the lower support plate 636 is rotatably supported in the support hole 84 of the lower bracket 82.

Abstract: Example embodiments relate to a side door for a motor vehicle, comprising at least one hinge device for pivotal connection of the side door to one of the body posts of the motor vehicle, the hinge device including a first hinge half adapted to be fastened to one of the body posts of the motor vehicle, a second hinge half which by means of a joint is fastened to a first side of the side door, a hinge pin which pivotally connects the first hinge half to the second hinge half in such a manner that the side door is pivotable about a vertical axis, defined by the hinge pin, between an open and a closed position, the joint including at least one threaded bolt which extends horizontally, from the first side of the side door, through a through hole in the second hinge half and through a through hole in the side door, and projects from a second side of the side door, a threaded nut element arranged around the through hole on the second side of the side door and in threaded engagement with the threaded bolt.

Abstract: A barrel hinge having a female barrel portion and two male barrel portions. The female barrel portion has a sidewall with an aperture formed therein, a length, two ends, and an outside surface, and an axial bore, with an interior wall surface and a diameter, which extends from end to end. The male barrel portions each have a main body portion with an outer surface, and a pin extension. The pin extensions have a pin length and pin diameter, the pin extensions having ends, the pin diameter being sized to be received within the interior bore of the female barrel portion. The sum of the pin lengths of the pin extensions of the first and second barrel portions is less than the length of the interior bore of the female barrel portion.

Abstract: A case includes a case body, a lid, hinges supporting the lid on the case body and a waterproof seal placed on the joining surface of the case body. The lid can be turned for closing on the hinges so as to compress the waterproof seal perpendicularly to the joining surface of the case body. Each hinge is provided with a hinge pin having opposite cylindrical end parts and an offset middle part defining a groove together with the cylindrical end parts. The grooves of the hinges permit first knuckles formed integrally with the lid to sink therein so that the lid held with its joining surface parallel to the joining surface of the case body can be moved toward the case body perpendicularly to the joining surface of the case body to compress the waterproof seal perpendicularly between the joining surfaces of the lid and the case body. The hinge pin is restrained from coming off by the first knuckles when the first knuckles are engaged in the groove.

Abstract: The present disclosure describes swivel hinge assemblies for use in rotatably mounting two structures together, such that the structures are in fluid communication by way of fluid flow, as well as systems including such hinge assemblies. The swivel hinge assemblies generally comprise a fluid inlet port, a fluid outlet port, shafts surrounding the inlet and outlet ports and allowing for rotation about one or more axes, and attachment means which may be integrally formed with the shafts of the hinge assembly. In use, these assemblies eliminate the use for secondary hinges or secondary mounting hardware in attaching a door and a structure together in order to maintain fluid communication between an electronics rack and a heat exchanger mounted on the door of an electronics rack.

Abstract: A fold-type cellular phone has a top unit, a bottom unit and a hinge coupling together the top unit and the bottom unit while allowing the top unit to turn and swivel with respect to the bottom unit. The top unit is first unfolded from a first folded position to an attitude angle of 160 to 170 degrees, and swiveled by 180 degrees to be folded onto the bottom unit in a second folded position at an attitude angle of 180 degrees. The swivel movement of the top unit causes a cam assembly to turn the top unit from the attitude angle of 160-170 degrees to an attitude angle of 180 degrees in the second folded position, thereby allowing the top unit to assume a suitable attitude with respect to the bottom unit.

Abstract: A hinge for a child safety barrier, consisting of first (1, 9) and second (2, 10) bracket parts, wherein the first bracket part is formed with a pin (4) whose free end is formed with a shoulder (5). The second bracket part (2, 10) is formed with a hole (7) with two sections, where the first section has a larger diameter than the second section. This provides an edge between the two sections, which, together with the shoulder (5) of the pin, serves as a lock between the two bracket parts. If the length of the pin is larger than the length of the section of the smallest diameter, then the two hinge parts may be displaced relative to each other in the direction of the pin, which is an advantage when the hinge is used in connection with child safety barriers. The two bracket parts of the hinge are formed with respective locking parts which cooperate such that when one bracket part is displaced relative to the other bracket part, the bracket parts may be rotated relative to each other.

Abstract: A hinge structure for mounting a swingable member which is swingable relative to a body member, includes a first knuckle formed on the swingable member, a second knuckle formed on the body member coaxial with the first knuckle, and a pivot pin extending through the first and second knuckles to join the first and second knuckles to each other. The pivot pin is provided with a radial projection formed at one end thereof to extend radially outwards, a width of the radial projection being smaller than a diameter of the pivot pin. One of the first and second knuckles is provided with at least one groove which is formed at one end thereof, wherein the radial projection is fitted into the groove to prevent the pivot from rotating relative to the one of the first and second knuckles.

Abstract: Support for fixing an accessory (3) to a flexible arm (1), characterized in that this support (2) comprises at least one leg (11) fixed with one far end (13) to one of the far ends (6–7) of adjoining hinge-mounted parts (4–5) of the flexible arm (1) which are connected to each other in a hinged manner.

Abstract: A hinge assembly (10) includes a tubular hinge housing (11) encasing a follower member (14), a cam (13) and a spring (12) in an interior space thereof. The follower member has a connector (141), a shaft (143), and a cylindrical portion (142) having a flat surface (1421) and at least one tab (1424) formed on the flat surface. The cam forms at least one peak (1321) and one valley (1322) thereon. The cam and the spring are respectively inserted over the follower member. Wherein the cam is sildably engaged in the hinge housing, and is rotatably and sildably coupled to the shaft of the follower member so that the tab of the follower member is received in the valley of the cam. An insert member (15) is inserted into the interior space of the tubular hinge housing for retaining the follower member therein.

Abstract: Apparatus for use in repairing, and methods of repairing, a door hinge of a vehicle includes use of a substitute hinge bracket and at least one pin configured to be received through at least one opening of a vehicle frame bracket. A locking portion of the at least one pin and a locking surface that defines an opening in the hinge bracket are configured such that the at least one pin is locked in a fixed position relative to the hinge bracket when assembled. Further, another repair apparatus includes a substitute pin having an interference portion for forming an interference fit with one or more surfaces defining an opening of a factory hinge bracket.

Abstract: The present invention relates to hinge mechanisms for electronic devices with folding casings and to a double articulated hinge mechanism for aforesaid electronic devices offering advantageous characteristics for electric conductors to be passed through the inventive hinge mechanism. The mechanism allows pivoted junction of at least two casing parts constituting a folding casing of an electronic device, wherein each casing part includes electric components. The hinge mechanism has at least a hinge body component and a flexible electrical conductor for connecting the electronic components included by different casing parts. The hinge body component enables establishing two independent, substantially parallel and at a predefined distance separated pivot axes. Further the hinge body component provides a passage, which is adapted to receive the flexible electrical conductor for being routed though the hinge mechanism.

Abstract: A lockable hinge for preventing opening of a door wherein the fixed and pivoting hinge plates have solid, torque resistant knuckles with aligned passages configured in non circular shapes to permit insertion of a complementary hinge pin thereby preventing opening of the door. The passage may be further configured to permit insertion of a circular hinge pin to selectively allow normal opening and closing of the door.

Abstract: A hinge includes a first leaf assembly with a first leaf and two barrels. A pintle has a cylindrical part extending through a first of the barrels and a non-cylindrical shaft extending through the second barrel. A second leaf is mounted on the pintle. A collar with a non-circular opening is provided outside the shaft. A resilient member is provided between the cylindrical part and the collar. Two channels are defined at a side of the collar facing the second barrel for alternately receiving at least one lug formed on the second barrel. Whereby, when the pintle is turned about the barrels, the first leaf can be positioned at multiple points about the second leaf.

Abstract: A wing or leaf-type hinge assembly for use with a thin panel or lid installation includes a manual snap assembly of its pivot pin. The pivot pin structure includes an interlock, which requires a positive release for disassembly. A backer support plate permits the sandwiching of the thin panel between one wing or leaf member of the hinge and the support plate. A detent mechanism may be included which assists in maintaining (holding) the hinge assembly in a pre-selected position. A sensor may be added to detect the hinge assembly in the open position. Mounting structures assist in the easy mounting of the hinge with fewer fasteners.

Abstract: A rotating shaft with radial press device comprises a cylindrical rod and at least a friction part. The cylindrical rod extends from the rotating shaft and provides at least a milled face. The friction part is a ring piece composed of a circular section and an arched section and a gap is formed between the circular section and the arched section. An axial hole is surrounded by both of the circular section and the arched section for accommodating the cylindrical rod. Further, the arched section has a gradually reduced inner radius. As soon as the cylindrical rod is tightly pressed by the arched section, a position of standstill can be formed and when the milled face touches the free end of the arched section, the cylindrical rod can moves in a direction so that the milled face keeps contact with the free end of the arched section in a state of locking automatically.

Abstract: An automotive hinge comprises: a door component adapted to be mounted to a vehicular closing panel, the door component comprising a conical pivot axis aperture; a body component adapted to be mounted to a vehicular body structure, said body component comprising a pivot arm; the door component and the body component being adapted to rotate about a pivot axis; the body component comprising an upstanding, conical structural feature extending from the body component and adapted to be coaxially aligned with the pivot axis and structurally fixed to the pivot arm of the body component; the conical structural feature comprising an external conical bearing surface; such that when the hinge is assembled, the door component interleaves over the body component, dimensionally locating the door and body components by means of the walls of the conical pivot axis aperture of the door component interacting with the external conical bearing surface of the conical structural feature.

Abstract: A hinge mechanism for pivotally connecting a flip onto a housing includes a bush, a spring, and a camshaft. The bush is connected to the flip and has a sidewall, a receiving space defined by the sidewall, and a protrusion. The protrusion is protruded from the sidewall. The camshaft has a first end, a second end, and a shaped notch. The shaped notch includes a first concave portion and a second concave portion, and the protrusion is slidably received within the shaped notch. The first end of the camshaft is slidably coupled to the bush, and the second end of the camshaft is restrictedly coupled to the housing. When the flip is pivoted on the housing, the bush simultaneously rotates around the pivoting axis of the hinge mechanism so that the protrusion slides within the shaped notch from the first concave portion to the second concave portion.

Abstract: A hinged product has a first section and a second section. The first section has a post extending transversely across one end thereof. The second section two co-axial apertures therein, each of the apertures having an internal wall. The post extends between and through the apertures to connect the first section to the second section. There is at least one protrusion located on either the post or the internal walls of the apertures. There is at least one rib disposed the other of the internal walls or the post. The rib contacts the protrusion as the second section is rotated relative to the first section and causes resistance to rotation. This resistance allows for a stepped rotation of the two sections relative to one another. Depending on the arrangement of the apertures, the product could be placed in numerous configurations.

Abstract: A hinge for a notebook computer is composed of a pintle and two barrels. The first barrel is provided outside the first part of the pintle, and the second barrel is provided outside the second part of the pintle. At least one arcuate protrusion is formed on the pintle. The first barrel has a lug formed at an end facing the arcuate protrusion and abutting the arcuate protrusion. When the computer is closed, the first barrel is compressed to provide an elastic force to open the monitor.

Abstract: A hinge for a cellular phone that has a cover and a base comprises an inner sleeve, an outer sleeve and a spring. The spring is mounted between the inner sleeve and the outer sleeve and provides a torsion force to open the cover. A layer of buffering gel is applied the outer surface of the inner sleeve between the inner sleeve and the outer sleeve to damp the opening rate of the cover so that the pivoting device can keep a wire between the cover and the base from breaking.

Abstract: A rotation shaft mechanism is proposed, whereby a display portion of a portable computer is upheld when the display portion is lifted, so that turning of the display portion will not rub against the surface of base portion of the portable computer. The rotation shaft mechanism includes a vertical shaft and two horizontal shafts each has an eccentric protuberance. The vertical shaft includes a first component having a pair of symmetric projective ears and a cylinder body, a second component slipped onto the cylinder body, and a third component also slipped onto the cylinder body. The horizontal shafts pass through and join the projective ears. The second component has projective walls corresponding to the eccentric protuberances. The first and second components interfere each other to rotate synchronously. An elastic component is disposed between the lower portion of the cylinder body and the bottom face of the third component.

Abstract: The hinge system has a hinge pin having a plurality of cylinders. Each of the cylinders has at least one section having a predetermined diameter, a first cylinder of the plurality of cylinders having a first diameter with every succeeding cylinder having one of a diameter equal to or less than a diameter of a preceding cylinder. The cylinders are arranged end-to-end on a common axis. A first leaf of the hinge systems includes an attachment portion and at least one elongated knuckle portion located on one edge of the attachment portion. The knuckle portion of the first leaf is axially continuous and has an axial extending bore having at least one section having a predetermined diameter. A second leaf of the hinge system includes an attachment portion and at least one knuckle portion along one edge of the attachment portion.