Abstract: A connector structure that can be less subject to the vibration of the equipment coupled to the connector is provided. In the inverter apparatus side connector structure, a packing, an insulation member, another packing and a terminal housing are fixed at the outer circumference of the inverter apparatus side terminal with its one end being formed as a male terminal structure having an approximately circular solid cylindrical shape, and the terminal housing is fixed at the inverter apparatus side housing with the dissipation member of vibration. The motor side connector structure is fixed at the motor side housing with the packing, etc. at the outer circumference of the motor side terminal with its one end being formed as a female terminal structure having an approximately circular hollow cylindrical shape.

Abstract: This disclosure relates to a rugged, polarized connector or adaptor with interlocking end tabs and notches for polarizing a jack to a specific plug, and in one specific embodiment, a QMA-type RF connector where a rugged spanner nut and a rugged jack casing are used to reinforce the mating connector ends. The connector also includes tabs and mating notches on the spanner nut and the jack casing to polarize the connectors without creating a weakness in the rugged connection. A series of tab orientations is illustrated, a method for grounding the spanner nut to the connector, and a method of using the rugged and polarized interface on any type of connector or as part of a connector adaptor or add-on.

Abstract: A floating type electrical connecting device, comprises: first and second electrical connectors. The first electrical connector includes a first insulating housing, and a plurality of first conductive terminals. The first insulating housing has a first mating surface, a plugging surface located on an opposite side of the first mating surface, two side surfaces respectively connected at opposite left and right sides of the first mating surface and the plugging surface, and a plurality of first terminal grooves extending from the mating surface to the plugging surface through the first insulating housing. In addition, a vertical lateral protruding edge is formed at each side surface adjacent to the first mating surface, and protruding from the side surface. The second electrical connector includes a second insulating housing, and a plurality of second conductive terminals. The second insulating housing has two sliding grooves respectively for receiving the two lateral protruding edges.

Abstract: A fan assembly (20) for dissipating heat from an electronic device includes a bracket (30) and a fan module (40). The bracket has a retaining wall (31). The retaining wall defines an opening (311) and two vertical slots (313) at opposite sides of the opening. The fan module includes a fan (50) and a pair of clamp members (60). The fan has a fan opening corresponding to the opening of the bracket. The clamp members are respectively attached to opposite sides of the fan. An engaging portion (62) is formed on one end of each clamp member for engaging with the corresponding slot of the bracket. Each engaging portion has a wide portion (624) configured for abutting against an outer surface of one retaining walls and a narrow portion (622) for entering to the corresponding slot.

Abstract: A fixture for a floating connector is to be mounted on a substrate and has at one end a connection portion to be connected to the substrate. The two fixtures are used in the floating connector including a plurality of contacts, an insulator fixing the contacts therein and having flanges, and a housing covering the insulator and fixing the contacts therein. The fixtures each include at the other end an anchoring bent piece adapted to engage the flange of the insulator to prevent the insulator from floating upwardly to an excessive extent. The floating connector using the fixtures is able to completely prevent the contacts from being buckled or deformed to an excessive extent when the floating connector is being fitted with or removed from a mating connector.

Abstract: The invention pertains to an electrical, optical or hydraulic connector (1) equipped with an electrical, optical or hydraulic plug, respectively, intended to be connected to an electrical, optical or hydraulic base, that self-aligns the plug (3) relative to the base (5), particularly for “offshore” connections, in which the plug (3) and the base (5) are attached to respective support parts (11, 7) intended to be positioned with respect to one another in order to approximately align the plug (3) and the base (5) in order to connect said plug and base to one another, characterized in that it has a mechanical driving mechanism (19) enabling the plug (3) or the base (5) to move forward or backward, in order to be connected into the base (5) or the plug (3), respectively, and a self-aligning mechanism (17) for the plug (3) or the base (5) relative to the base (5) or the plug (3), respectively.

Abstract: A connection system for use with a panel having an aperture includes a connection device having a front portion and a back portion. The front portion is insertable in an axial direction into the aperture, and the back portion is configured to prevent passage through the aperture. A retainer releasably secured to the panel is positioned adjacent the back portion of the connection device and configured to provide predetermined limited floating movement of the connection device in at least the axial direction.

Abstract: A load control device has a modular assembly to allow for easy adjustment of the aesthetic and the color of the load control device after installation. The load control device comprises a user interface module and a base module. The user interface module includes an actuation member for receiving a user input and a visual display for providing feedback to the user. A connector of the base module is adapted to be coupled to a connector of the user interface module, such that the base module and the user interface module are electrically connected. The connector of the base module is adapted to move along a longitudinal axis and a lateral axis of the dimmer, such that the actuation member is easily aligned within an opening of a faceplate.

Abstract: A floating connector is disclosed with an inner housing that is movably held within an outer housing. The connection between the inner and outer housing is effected by terminals with increased flexibility. Fitting nails are provided that serve as stops to limit the upward movement of the inner housing relative to the outer housing.

Abstract: An electrical connector consists of a plug connector and a receptacle connector to be fitted. An insulator is supported only by plug contacts each having an elastic portion between second and third fixed portions so as to be floating in a housing. The elastic portion is so positioned that its upper curved portion is at the same height as a second contact portion and its lower curved portion is at the same height as the lower end of the insulator. The distal end of a first contact portion of a receptacle contact is folded back toward a first connection portion to provide a third contact to contact the elastic portion so that the first contact portion and the third contact portion of the receptacle contact and the second contact portion and the elastic portion of the plug contact are caused to contact each other in line contacts at two locations.

Abstract: A connector assembly having a floating structure includes a connector moveably mounted in a cradle housing. A part of this connector connects to and detaches from another connector facing, through a spacing, a connector-mounting window of the cradle housing. The connector on the moveable side is moveable freely within the range of the spacing. An elastic member of flexible material is provided on the exterior of the moveable-side connector and closely contacts and is housed in a housing part formed in the cradle housing. An elastic member restoring force, acting when coupling between the moveable-side connector and the other connector is released, causes the moveable-side connector to return its original position in the cradle housing.

Abstract: A cable connector assembly (100) is assembled to a panel (300) defining a pair of insertion holes (32). The cable connector assembly includes a first housing (1), a number of first and second terminals (21, 22) assembled to the first housing, a cable (9), a second housing (7) assembled to the first housing, and a pair of fixing members. The first housing has a pair of mounting holes defined at opposite sides thereof. Each fixing member includes a screw (5) defining a screw recess (521) engageable with the insertion hole of the panel, and a screw cap (6) including a gasket (61) defining a through hole (611) engageable with the screw recess of the screw and a number of tabs (62) radially protruding from the gasket and resisting against the mounting hole.

Abstract: A connector structure that can be less subject to the vibration of the equipment coupled to the connector is provided. In the inverter apparatus side connector structure, a packing, an insulation member, another packing and a terminal housing are fixed at the outer circumference of the inverter apparatus side terminal with its one end being formed as a male terminal structure having an approximately circular solid cylindrical shape, and the terminal housing is fixed at the inverter apparatus side housing with the dissipation member of vibration. The motor side connector structure is fixed at the motor side housing with the packing, etc. at the outer circumference of the motor side terminal with its one end being formed as a female terminal structure having an approximately circular hollow cylindrical shape.

Abstract: A floating type electrical connecting device, comprises: first and second electrical connectors. The first electrical connector includes a first insulating housing, and a plurality of first conductive terminals. The first insulating housing has a first mating surface, a plugging surface located on an opposite side of the first mating surface, two side surfaces respectively connected at opposite left and right sides of the first mating surface and the plugging surface, and a plurality of first terminal grooves extending from the mating surface to the plugging surface through the first insulating housing. In addition, a vertical lateral protruding edge is formed at each side surface adjacent to the first mating surface, and protruding from the side surface. The second electrical connector includes a second insulating housing, and a plurality of second conductive terminals. The second insulating housing has two sliding grooves respectively for receiving the two lateral protruding edges.

Abstract: A lamp base for a dual-leg lamp is provided with at least one oversized leg mounting hole that permits relative movement of the lamp legs during temperature driven expansion and contraction. In one embodiment, only one leg of the lamp is glued to the lamp base. The absence of glue on one leg permits essentially free movement of the non-glued leg with respect to the base. In those embodiments that include only a single oversized leg mounting hole, the leg disposed within the oversized leg mounting hole is not glued so that the leg is free to move within the oversized hole. In those embodiments in which both leg mounting holes are oversized, it is acceptable for either (or both) of the legs to be non-glued.

Abstract: An electrical connector assembly is disclosed that includes a receptacle connector and plug connector. The receptacle connector includes a receptacle housing having a top surface and a bottom surface, a support plate, spacers configured to retain the support plate adjacent to the top surface, and a post retained against the support plate by a spring and a fastener configured to releasable assemble the post and the support plate. The receptacle connector is less complex, lighter, and less expensive than receptacle connectors entirely made of a unitary composite, metal, or metallized composite.

Abstract: An electrical connector (100) includes an insulating housing (1) defining a front end portion and a rear end portion. At least one row of terminals (2) are retained in the housing (1) with tail portions (22) extending out of the rear end portion of the housing. A positioning device includes a first member integrally defined from the rear end portion of the housing and a second member (3) separately from the housing (1). The tail portions (22) of the terminals (2) are firstly pre-positioned by the first member and then positioned by the second member (3) of the positioning device when the second member is assembled on the housing.

Abstract: A self-centering connection is provided. This self-centering connection includes a first substrate, a first connector assembly, a first number of alignment guides, a second substrate, a second connector assembly, a second number of alignment guides, and a number of free-floating compression fastener systems. The first connecting assembly is mounted on the first substrate. The first alignment guides are amounted on both the first and second substrate. The second connector assembly is mounted on the second substrate. The free-floating compression fastener system mechanically couples the first substrate to the second substrate wherein tolerances of the free-floating compression fastener system allow the first substrate to float relative to the second substrate in an XY in a first plane. The compression load of the compression fastener system allows the first substrate to float in a Z axis relative to the second substrate.

Abstract: An apparatus is disclosed that surrounds a connector and places it within the printer body in such away as to allow for the connector to float against the intrusion of a sliding can mounted with electronics and to set up and enable the printer. The problem solved is that of the blind-mating connectors within a printer system for which an industry standard connector set for flex cable must be used. It is advantageous to allow a connector that is attached to a flex cable to float even though the floating feature has not been considered in the original design and the connector was not made for the amount of misalignment present in a blind-mate connection. In addition, by a single-rib design, an extra degree of freedom for rotational around Y-axis is provided to the floating connector to further guide the lead-in of the contacting face of the mating connector.

Abstract: A cable connector assembly for high frequency applications having reduced electromagnetic emissions. Aspects include providing physical spacing and electrical isolation between the signal conductors and a conductive housing. An isolative member provides reduced capacitive coupling. One embodiment includes spring preloading of the electrical connector relative to the housing. One embodiment includes a connector floating longitudinally within a conductive housing.

Abstract: In a connector adapted to be connected to and disconnected from a connection object in connecting and disconnecting directions, the connector includes a first housing for receiving the connection object and a second housing holding the first housing so that the first housing is three-dimensionally movable. A contact is held by the first and the second housings. The second housing includes a stopper mechanism three-dimensionally defining a movable range of the first housing.

Abstract: The inventive system for automatically connecting the main electric circuit of a vehicle to the auxiliary circuit of a subset like a seat comprises an auxiliary contact carrier (5) fixed to said subset and a main contact carrier (4) which is movable along a structural element. Said main contact carrier (4) is oscillatingly mounted on the support (1) of a structural element in such a way that it is supported by a spring (6) and is provided with protruding members for guiding the auxiliary contact carrier (5) during a connecting movement.

Abstract: An electrical connector includes a housing having a mating end, a rear end opposite the mating end, and first and second openings each extending from the mating end to the rear end. An electrical contact is held at least partially within the first opening. A fluid coupling is held at least partially within the second opening. The fluid coupling includes a body having a fluid passageway extending therethrough. The fluid passageway is configured to carry flow of a fluid between the mating and rear ends of the housing.

Abstract: A system is provided for connecting a battery to a mounting system. The battery is coupled to a battery connector, and the mounting system is coupled to a mounting system connector. The system includes an inner housing of the battery connector configured to receive a plurality of cables from the battery. The system further includes a respective plurality of male connectors or female receptacles positioned within the inner housing of the battery connector and coupled to the plurality of cables. The plurality of male connectors or female receptacles is configured to remain unexposed upon disconnecting the battery connector from the mounting connector during an unsafe event. The system further includes an outer housing of the battery connector surrounding the inner housing, where the outer housing includes a tapered wall.

Abstract: A telecommunications patch panel includes a frame defining at least one opening configured to receive a connector module; and at least one connector module rotatably mounted in the at least one opening of the frame. Each connector module defines an axis of rotation generally parallel to the front face. Each connector module includes at least a first and second linear array of openings configured to receive jacks modules. Each of the openings in the first linear array is configured to receive a jack module having a first orientation, and each of the openings in the second linear array is configured to receive a jack module having a second orientation. The second orientation is rotated about 180° from the first orientation along an axis of insertion of the jack module.

Abstract: A computer device comprising a connector configured to be coupled to an external device, the connector configured to be disposed flush with an opening in a housing of the computer device in an extended position, the connector configured to retract from the opening in a retracted position.

Abstract: Provided are a terminal structure capable of preventing damage due to an excessive force and having high sealing property, and a vacuum pump to which the terminal structure is applied. When a control device (400) undergoes transition to a turbo molecular pump main body (300), a cylindrical wall (603) of a female connector (600) is fit-engaged with a cavity (504) of a male connector (500). As the connection progresses, head portions (511a) at one ends of male pins (511) are inserted into pin insertion elongated holes (624). When, after that, a forward end of the cylindrical wall (603) of the control device (400) abuts a bottom portion (501) of the female connector (600), the female connector (600) on the control device (400) side, which is of low rigidity, is pushed back against an elastic force of waved washers (613).

Abstract: An electronic connecting device includes a plate defining an opening therein, a connector for being movable along the opening, a controller for shifting the connector to different height positions.

Abstract: A coaxial connector to be connected to a mating connector includes a fixed assembly body and a movable assembly body connected to the fixed assembly body along an axial direction. The fixed assembly body includes a fixed side inner conductive body; a holding member for holding the movable assembly body; a fixed side insulation member for insulating between the fixed side inner conductive body and the holding member; and a first urging member for using the movable assembly body. The movable assembly body includes a movable side inner conductive body; a movable side outer conductive body; and a movable side insulation member. The movable side inner conductive body includes a first relay terminal having a retaining portion, a second relay terminal having a contact portion retained in the retaining portion, and a second urging member for urging the second relay terminal toward the fixed side inner conductive body.

Abstract: A floating connector is disclosed with an inner housing that is movably held within an outer housing. The connection between the inner and outer housing is effected by terminals with increased flexibility. Fitting nails are provided that serve as stops to limit the upward movement of the inner housing relative to the outer housing.

Abstract: A connector includes: a connector housing; a housing main body receiving terminal fittings; and a front holder to be attached to the housing main body. When the front holder is attached to the housing main body, and the housing main body receives the terminal fittings, a gap is formed between an outer wall of the housing main body and an inner wall of the front holder.

Abstract: A reduced form factor component support is provided for motor control centers and similar packaged electrical systems. The reduced form factor component support may be used with smaller components, such as small motor starters, motor drives, and so forth. Electrical connections with standard bus bars in the enclosure are made through special connectors mounted on subplates in the rear of the enclosure, or by an invertible stab housing that can allow the reduced form factor component support to share conventional slots in a bus cover, thereby providing access to the supply power in the enclosure.

Abstract: An apparatus is disclosed that surrounds a connector and places it within the printer body in such away as to allow for the connector to float against the intrusion of a sliding can mounted with electronics and to set up and enable the printer. The problem solved is that of the blind-mating connectors within a printer system for which an industry standard connector set for flex cable must be used. It is advantageous to allow a connector that is attached to a flex cable to float even though the floating feature has not been considered in the original design and the connector was not made for the amount of misalignment present in a blind-mate connection. In addition, by a single-rib design, an extra degree of freedom for rotational around Y-axis is provided to the floating connector to further guide the lead-in of the contacting face of the mating connector.

Abstract: A terminal structure has a first connector arranged at a first member, such as a vacuum pump, and a plurality of connector pins. A second member, such as a control device, is movable toward and away from the first member, and a second member side bolt is arranged at the second member. A second connector has a plurality of connecting pins and a flange portion through which the bolt passes and which is movable with respect to the bolt while the second connector is being fit-engaged with the first connector to electrically connect the connector pins of the first and second connectors. An elastic member elastically retains the flange portion and produces an elastic force that resists a push-back displacement which acts on the second connector at the moment of fit-engagement with the first connector in either a direction parallel to the bolt or in a direction inclined at an angle from the parallel direction.

Abstract: A connecting mechanism for a connector, which can align the connector in a rotating direction and smoothly align the connector for fitting with the mating connector, has a bracket, a holder, a connector and a plate. The bracket has a receiving body receiving the holder, and receives the holder in a receiving hole arranged in the receiving body. The receiving hole has an abut rib projecting from an inner surface in a radial direction. The holder receives the connector 4 and has an elastically deformable first positioning arm. When the holder is received in the receiving hole and fixed in the receiving body with the plate, the abut rib abuts on the first positioning arm, and the holder is aligned in a rotating direction about the receiving body.

Abstract: An electrical connector includes a fixed housing, a moveable housing, and a plurality of contacts. The fixed housing is attached to the moveable housing such that the moveable housing is moveable with respect to the fixed housing. Each of the contacts has a connecting member, a female contact member, and a flexible linking member extending there between. The connecting member is fastened to the fixed housing. The female contact member is fastened to the moveable housing. The flexible linking member is twisted about 45 degrees relative to a direction of contact pressure applied to the female contact member by a mating male contact.

Abstract: A connector includes contacts and an insulator. Each contact includes a contact portion, a first fixed portion, an elastic portion substantially in the form of a crank, a second fixed portion and a connection portion. The insulator includes a fixation block to which the second fixed portions are fixed, and a movable housing to which the first fixed portions are fixed. The movable housing is fixed only to the contacts and held by the elastic portions in a floating condition away from the bottom surface of the fixation block. The fixation block has a wall for preventing short circuit when the connector is being mounted on a substrate. A floating amount of more than 0.7 mm can be achieved with a simple construction without causing short circuit with a substrate when the connector is being fitted with a mating connector and without causing any failed connection.

Abstract: In a connector to be coupled to a housing and for coupling a mating connector in a predetermined direction, a connector element is held by a sub module which is held by the housing to be slidable in the predetermined direction. The sub module includes a floating spring portion. The floating spring portion includes a contacting portion for being brought into contact with the housing and an operated portion connected to the contacting portion. Responsive to movement of the mating connector in the predetermined direction, the operated portion separates the contacting portion from the housing.

Abstract: A disconnection device is designed to separate a first portion of an electrical circuit electrically from a second portion of said circuit, the disconnection device including: at least one pair of contacts, one of which contacts is a moving contact, the pair of contacts having an open state and a closed state and a flexible conductor fixed at one end to the moving contact and serving to be fixed at the other end to one of the portions of the electrical circuit. The conductor comprises a flexible tube that is electrically conductive, at least at a surface portion thereof, and that has bending stiffness that is low enough to enable it to bend without kinking, and torsion stiffness that is high enough to enable it to take up a shape and a position that are substantially reproducible at least in the closed state. The device is used in particular in gas-insulated high-voltage electricity substations.

Abstract: A small connector device having large adjusting and satisfactory assembly workability, in which a plug fits into and electrically connects to a socket, includes a socket main body and a socket cover attached to an attachment substrate. The socket main body and the socket cover are respectively assembled to the attachment hole of the attachment substrate from opposite directions to sandwich the attachment substrate by a collar part of the socket main body and a collar part of the socket cover, and the socket main body and the socket cover are slidably supported in an integrated manner.

Abstract: A decorative fabric panel system wherein one or more fabric panels are held by one or more removably positionable clip members having an openable and closable latch member. One or more hooks are preferably provided suspending the clips and fabric panels from a pre-determined location.

Abstract: A connecting assembly with main and secondary connectors is disclosed herein. The connecting assembly comprises: a main connector provided with a secondary connector for operably engaging and disengaging the main connector. The secondary connector is provided with a first connecting part, electrically coupled to the main connector and a second connecting part, provided on a substantially fixed support. The first connecting part is provided in association with a guiding mechanism, so that it can move along the guiding mechanism to engage and disengage with the second connecting part. In an embodiment the second connecting part is provided with a floating mechanism to align its position with respect to the first connecting part during engagement. The connecting assembly can be disengaged by disconnecting the secondary connector by pulling a cable associated with the main connector.

Abstract: An electronic storage unit, which may contain a hard disk drive, is configured to removably mount to a recessed surface of a console. The housing includes a lip and a biased latch arm so that the lip can be inserted into a corresponding feature in the recessed surface and the electronic storage unit can be rotatably mounted to the recessed surface. A cable connector extends from the bottom of the electronic storage unit and is configured to connect to a receptor on the console when the electronic storage unit is installed. The cable connector is configured with asymmetrical guideposts to aid in aligning the electronic storage unit for rotational insertion into the console. The electronic storage unit can be readily removed from the console.

Abstract: An electronic storage unit, which may contain a hard disk drive, is configured to removably mount to a recessed surface of a console. The electronic storage unit includes a lip and a biased latch arm so that the lip can be inserted into a corresponding feature in the recessed surface and the electronic storage unit can be rotatably mounted to the recessed surface. A cable connector extends from the bottom of the electronic storage unit and is configured to connect to a receptor on the console when the electronic storage unit is installed. A flexible seal is located within the module and surrounding the cable connector to allow for the cable connector to float within the assembly in order to allow for radial insertion into the console. The electronic storage unit can be readily removed from the console.

Abstract: A heat dissipation device is for use in a computer enclosure, the computer enclosure having a group of wires (20) therein. The heat dissipation device includes a heat sink assembly. A wire fixture (60) is mounted on the heat sink assembly and configured for fixing the wires thereto. The wire fixture includes a mounting plate (62) positioned on the heat sink assembly. A bridge (624) projects from the mounting plate to form a receiving room (625) below the bridge. The wires are securely bound together via the wire fixture so as not to be loosened by vibration.

Abstract: A connector structure that can ensure connection is provided. In the connector structure, a bus bar and a plate-like terminal mate with each other to establish an electric connection. A lower-side inner surface as a first inner surface defining the opening is provided with a plurality of conductive rotary members that rotate in a direction substantially perpendicular to a direction in which the plate-like terminal is inserted. It is also provided with a frame member that holds the rotary members and that is connected to the bus bar. The rotary members are twisted relative to the frame member and thereby biased relative to the plate-like terminal. By the plate-like terminal being inserted into and pulled out from the bus bar, the rotary members receive force from the plate-like terminal and rotate within a plane substantially perpendicular to a direction in which the plate-like terminal is inserted and pulled out.

Abstract: Apparatus including a first edge having a cutout adjacently located between a pair of counter bore panels, a connector assembly including a connector having a mounting flange with a pair of inserts and a pair of guide pins. The pair of inserts adapted to receive and secure the pair of guide pins. Mounting flange adapted to abut a rear face of the first edge such that the connector extends through the cutout and the pair of inserts align with the pair of counter bore panels. The cutout and the pair of counter bore panels are slightly oversized for the connector and respective guide pins. Once the pair of guide pins is received by the pair of inserts the connector floats within a space defined by the cutout and pair of counter bore panels and the connector and pair of guide pins.

Abstract: An electrical connector (100) for accommodating an electrical device, and includes a shielding member (3), a terminal block positioned adjacent to the bottom of the shielding member (3), a number of terminals (2) received in the terminal block (1). The shielding member (3) includes a first wall (31), a second wall (32), a third wall (33) and a fourth wall (34) connecting with one another in turn, the terminal block (1) mainly extends along a first direction and is positioned adjacent to the bottom of the shielding member (3), the terminals (2) are assembled to the terminal block (1) and extends to a second direction perpendicular to the first direction.

Abstract: The present application is directed to electrical connectors that are connected to cartridges for use in image forming devices. The electrical connectors may form a communication path between the cartridge and the image forming device. The electrical connectors may include a circuit board and a housing. The housing may be configured to guide the circuit board into engagement with a corresponding connector on the image forming device. The electrical connectors may be positioned on a body of the cartridge.

Abstract: A connector coupling structure includes first and second connectors including housings. A raised portion is formed at a front end side of an inner surface of the second connector housing. When the first and second connectors are coupled, the raised portion contacts an outer surface of the first connector housing, forming a clearance between the outer surface of the first connector housing and an inner surface portion of the second connector housing. An inner case is slidably received in one of the connector housings. A projecting portion is formed on a side of the inner case and a notching piece having a pawl is formed on the one connector housing to be releasably engageable with the projecting portion. When the terminals and terminal-inserting holes of the two connectors are connected with one another, the inner case slides so that the engagement of the pawl and the projecting portion is released.