Portable Patents (Class 292/258)
  • Patent number: 5687879
    Abstract: A method and device are provided to secure a lid to a teapot or other food and beverage container and to prevent dripping therefrom. The device for use with a teapot includes a loop of elastic cord, with a hook and a sponge attached to the cord. The sponge is positioned under the spout of the teapot so that it will absorb drips from the spout. The loop is stretched over the lid of the teapot and the hook is attached to the teapot handle. Two sliding retainers are located around the loop between the sponge and the hook, and may be positioned around a knob on the top of the lid. Sliding the retainers adjusts the tension on the loop. The retainers are decorative, and may also be adorned with standard button covers. Different food and beverage containers may require modifications, such as using a cord with two hooks instead of a hook and a sponge.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: November 18, 1997
    Assignee: Fit-To-A-Tea, LLC
    Inventors: William R. King, Barbara A. Karakusis, Liesbeth M. Osa
  • Patent number: 5620215
    Abstract: A locking assembly secures sliding windows disposed in a common track in the closed condition. One substantially inelastic strap is permanently fixed at at one end to one sliding window and has one component of a coupling device connected at its other end. Another substantially inelastic strap is permanently fixed at one end to the other sliding window and has another component of the coupling device connected at its other end. The components of the coupling device are selectively matable and separable for respectively connecting and disconnecting the straps. The straps have a combined length such that, when the windows are in the closed condition and the coupling components are mated, the straps are tautly extended between the windows.
    Type: Grant
    Filed: September 20, 1995
    Date of Patent: April 15, 1997
    Inventor: Kenneth Janeway
  • Patent number: 5551738
    Abstract: A system is configured to hold a pivotable hatch of a vehicle in a partially open position and to close a switch indicating that the pivotable hatch is open. The system includes a one piece latch extender including a base configured to engage a locking mechanism of the vehicle and coupling member formed on the latch extender. The coupling member is configured to apply a spring force to a hasp on the hatch of the vehicle to couple the latch extender to the hasp and to position the base a predetermined distance from the hasp so that the pivotable hatch remains in a partially open position upon engagement of the base with the locking mechanism. The system also includes an auxiliary post configured to be attached to a post coupled to the hatch of the vehicle to engage and close the switch when the pivotable hatch is in the partially open position.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: September 3, 1996
    Inventor: Jerry L. Thorlton
  • Patent number: 5547236
    Abstract: A device for temporarily locking a door which has an extension arm having one end secured perpendicularly to a channel straddling an edge of the door and extending away from the channel and a retainer arm telescoped onto the retainer arm that can be oriented either vertically or horizontally for engagement with the wall so that the locking device can be positioned at any location on either the top or vertical unhinged edge of the door. A bar may also be attached to the retaining arm when the retaining arm is oriented in the horizontal position. The means for securing the device to the door is also provided with an adjustable spacer means for attachment to a door having one of a range of thicknesses.
    Type: Grant
    Filed: February 23, 1995
    Date of Patent: August 20, 1996
    Inventor: John E. Gregory
  • Patent number: 5542723
    Abstract: A portable privacy lock is disclosed for use in securing a door that swings on hinges from an open position to a closed position in which the edge of the door opposite its hinged side is adjacent to a closure surface with a clearance gap therebetween. The lock includes a flexible webbing which has a first end and a second end, and which is provided with a plurality of holes between said first and second ends. The lock also includes a first securing plate that is attached to the first end of the webbing and a second securing plate that is attached to the webbing at an intermediate position between the first and second ends thereof. The second plate is also provided with a hole that is aligned with one of the holes in the webbing. The lock also includes a latch that is adapted to receive a drawstring and to releasably engage it from motion with respect thereto, and a drawstring, one end of which is attached to the first plate or to the first end of the webbing.
    Type: Grant
    Filed: September 25, 1995
    Date of Patent: August 6, 1996
    Inventor: Kenneth R. Scharf
  • Patent number: 5501493
    Abstract: A security device for securing first and second adjacent doors having first and second door knobs, respectively, is disclosed. Each door knob has a neck portion and a head portion. The security device comprises: (a) a rigid plate disposed substantially between two parallel planes; (b) first and second openings spaced apart from one another in a bottom wall of the plate; (c) first and second holes in first and second side walls of the plate, the holes extending through the plate into the openings; (d) first and second locking pins slidably disposed within the first and second holes; and (e) first and second springs attached to the pins which bias the pins to the locking position. The springs can retract into enlarged portions of the holes when the locking pins are in their unlocked positions. The first and second locking pins extend below the respective neck portions of the door knobs when the locking pins are in their locking positions.
    Type: Grant
    Filed: September 22, 1994
    Date of Patent: March 26, 1996
    Inventor: Robert H. Arthur
  • Patent number: 5462322
    Abstract: A portable door lock operable from the inside of a door for selectively clamping or unclamping the door latch. Such door lock comprises two halves pivoted together centrally and having confronting serrated semi-circular openings at one end and screw means for selectively pivoting said halves at the other end.
    Type: Grant
    Filed: August 3, 1994
    Date of Patent: October 31, 1995
    Inventor: Alex Berezansky
  • Patent number: 5449209
    Abstract: A portable and separable door blocking device functioning as a positive locking unit for a door to prevent its opening from the outside. The device includes an over-center locking unit with levers having members to block and lock a door by exerting forces in opposite directions. One lever includes a section positionable under a door and an upright section to abut with the side of the door. The second lever has at least one, reversible, downwardly and angularly disposed floor contacting member. When the unit is in locked, over-center position, the angularly disposed member prevents door movement and attempts to open the door will increase the holding force. The floor contacting member is adjustable to accomodate different floor-to-door gaps. A quick release is provided for emergency situations.
    Type: Grant
    Filed: May 6, 1993
    Date of Patent: September 12, 1995
    Assignee: Intrusion Control Technologies, Inc.
    Inventor: Roland Breit
  • Patent number: 5447346
    Abstract: A portable, adjustable clamping lock for pickup truck sliding windows, having outer and inner telescopic tubes, (10), (12) respectively, of concentric nature, with affixed end plates (14), (16). These end plates having integral end plate clamping jaws (14a), (16a), and end plate spring hooks (14b), (16b), the hooks holding a tension spring (18), between the end plates, so that the telescopic tubes may be manually extended, against the tension of the spring, and collapsed and thereby adjusted to be installed on a variety of different size sliding windows with a firm grip being provided by the tension spring. The invention further having an adjusting/locking means comprised of an adjusting/locking knob (22), a tension bushing (24), a threaded stud insert (26) and a guide cylinder (20), so as to allow for the fixing of the amount of extension of the telescopic tubes, in such a manner that the tubes may not be further extended or collapsed unless the adjusting/locking means is released.
    Type: Grant
    Filed: June 15, 1994
    Date of Patent: September 5, 1995
    Assignee: G&D Communications Corporation
    Inventor: Al Virzi
  • Patent number: 5419165
    Abstract: An electrical panel locking apparatus includes first and second elongated angle iron bars having panel gripping hooks on one end of each elongated bar. One of the elongated bars has a flanged end portion with an angled slot therethrough for sliding the other elongated bar so that one telescopes inside the other and each angle iron elongated bar has a plurality of openings therein so that openings in one bar can be aligned with the openings in another bar for inserting the shackle of a padlock to lock the bars together. Thus, the hooks on each bar connect to either side of the front panel of an electric box and each has an off-set angle to allow the locking bars to fit over the panel door. The elongated bars can be telescoped to clip around the edges of any size panel and over the panel door and locked in position.
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: May 30, 1995
    Inventor: Jon T. Perkins
  • Patent number: 5411162
    Abstract: A V-band coupling for use on an explosion-proof enclosure. The V-band coupling includes a V-band having a toughened layer along its interior surfaces for gripping the flanges on the enclosure which the V-band engages when it is installed on the enclosure. The roughened layer results in an increased coefficient of friction between the V-band and flanges which is effective for reducing the load experienced by the trunnion joints of the coupling during explosion events thereby allowing the explosion-proof enclosure to withstand high internal pressures without system failure.
    Type: Grant
    Filed: July 31, 1992
    Date of Patent: May 2, 1995
    Assignee: Allen-Bradley Company, Inc.
    Inventors: Joseph E. Koziczkowski, Jeffrey R. Annis, Roland L. Krieger, Jerome P. Stache
  • Patent number: 5361539
    Abstract: A demountable door securing device includes a door edge engaging plate with a right angled bend adapted to rest against one face of the door and an extended portion terminating in a hinge on the opposite side of the door. A rotating door engaging member including a planar portion and a right angled portion can be rotated to engage a face of the door. A security bar through apertured tabs in the extended portion prevents rotation of the planar portion. The right angled bend includes an extended bar portion parallel to the door face at the free end of which a hasp is pivotally mounted. The hasp rotates into engagement with the door frame and is held in place by a securing bar extending outward from the right angled bend. A tongue on the free end of the securing bar fits through an aperture in the hasp and holes in the tongue can receive a locking device.
    Type: Grant
    Filed: May 12, 1993
    Date of Patent: November 8, 1994
    Inventor: Charles D. Widener
  • Patent number: 5339953
    Abstract: A staple box protector is provided which consists of a receptacle having a cushion foam insert with an open top to receive the staple box with a plurality of staple strips therein. A lid having a flange thereabout fits over and covers the open top of the receptacle. A fastener strap is for removably attaching the lid to the receptacle, so that the receptacle with the lid will protect the staple strips from breakage, thereby allowing the intact staple strips to be readily available for use.
    Type: Grant
    Filed: April 12, 1993
    Date of Patent: August 23, 1994
    Inventors: James W. Alex, Jeffrey S. Alex, Rick R. Gates
  • Patent number: 5297692
    Abstract: A barrel cover retainer in the form of a flexible band: end of the band is looped around one handle of the barrel; the band extends across the cover; and the opposite end of the band is looped around the other handle, folded back on itself, pulled taught, and held in place by hook and loop fastener means.
    Type: Grant
    Filed: December 16, 1992
    Date of Patent: March 29, 1994
    Inventor: Leroy M. Kronmiller
  • Patent number: 5297828
    Abstract: A vehicle trunk lid securing apparatus includes an elongated flexible inelastic strap and first and second connectors connected to the strap. The first connector includes a base ring through which is looped a portion of the strap and a releasable snap hook being rotatably mounted to the base ring and adapted to releasably attach to a hook of a trunk lid locking mechanism. The second connector includes an elongated handle portion and a rigid wire loop insert portion attached to an end of the handle portion and being operable to attach to a latch of the trunk lid locking mechanism by gripping the handle portion and pulling on the strap toward the latch. The apparatus also includes a cam-type buckle mechanism operable for adjusting the effective length of the strap to establish a set distance between the first and second connectors which matches the distance between the hook and latch of the trunk lid locking mechanism.
    Type: Grant
    Filed: December 31, 1992
    Date of Patent: March 29, 1994
    Inventor: Thomas I. Chung
  • Patent number: 5294159
    Abstract: A base lock includes pivotal first and second legs that respectively are mounted to first and second pivot blocks. The first and second pivot blocks include respective third and fourth legs that are arranged for engagement between one another, with the first and second pivot blocks mounted between a sliding door frame and a sliding door.
    Type: Grant
    Filed: June 7, 1993
    Date of Patent: March 15, 1994
    Inventor: Gavin J. Corrigan
  • Patent number: 5294160
    Abstract: A security device for securing first and second adjacent doors having first and second door knobs, respectively. Each door knob has a neck portion and a head portion. The security device comprises: (a) a rigid plate disposed substantially between two parallel planes; (b) first and second openings spaced apart from one another in a bottom wall of the plate; (c) first and second holes in first and second side walls of the plate, the holes extending through the plate into the openings; and (d) first and second locking pins slidably disposed within the first and second holes. The first and second locking pins extend below the respective neck portions of the door knobs when the locking pins are in their locking positions. The locking pins have protruding portions extending out of the side walls of the plate for gripping by a user of the security device. A ball can be provided near an inner end of each locking pin.
    Type: Grant
    Filed: July 15, 1993
    Date of Patent: March 15, 1994
    Inventor: Robert H. Arthur
  • Patent number: 5284036
    Abstract: A tamper-resistant security lock assembly for use on lockrods of cargo container doors to prevent unauthorized opening of the doors. The lock assembly includes a pair of adjustably telescopically interengaged hasps with hook configurations on opposite ends adapted to connect with the lockrods in spanning relationship to a door opening and prevent opening of the door. A plurality of openings are formed through the hasps in positions to be in registry with one another when the hasps are appropriately adjusted relative to one another, for receiving a staple and padlock to lock the hasps against relative movement. According to one feature of the invention, the openings in one hasp are spaced differently than the openings in the other hasp, whereby smaller increments of adjustment can be obtained than if the openings were all spaced the same.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: February 8, 1994
    Inventor: Nathan B. Rosenbaum
  • Patent number: 5265922
    Abstract: A detachable door lock having a door contact member which is secured to a door frame contact member. A spacer is provided between the door contact member and the door frame contact member so as to position the two members in contact with the door and the door frame, respectively. The door contact member and the door frame contact member, as well as the spacer, are releasably secured to the door hinge to maintain the door contact member in contact with the door and the door frame contact member in contact with the door frame. The door lock limits the amount of rotation of the door about the hinge and thus prevents entry through the doorway when the door is closed and the lock is attached to the hinge. The door lock may be adjusted so as to conform to various door and door frame configurations as well as to permit limited opening of the door.
    Type: Grant
    Filed: October 21, 1991
    Date of Patent: November 30, 1993
    Inventor: Gregory Falcone
  • Patent number: 5253908
    Abstract: A portable door latch is used on commode stall doors in bathrooms in which the stall door latches have been broken or undermaintained. The easy-to-use device includes a pair of disk-like members which are affixed on a nylon line for sandwiching the door against the jamb from inside the stall during use. When the user desires to exit the stall, the device is easily loosened and removed for storage in the pocket of the user.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: October 19, 1993
    Inventor: Patrick J. Leonard, III
  • Patent number: 5234239
    Abstract: A locking device for securing a sliding window in either a fully closed or partially opened, vented position includes an elongated bar, a venting link and a clamp that attaches to the window channel. The bar may be attached to the clamp in either of two opposing orientations and thus may secure the window irrespective of whether the window opens to the left or the right. The bar is connected to the clamp by a retaining pin that engages a slot in the bar, and a spring-biased locking button on the clamp that engages one of two locking apertures in the bar.
    Type: Grant
    Filed: March 30, 1992
    Date of Patent: August 10, 1993
    Assignee: M.A.G. Eng. & Mfg. Inc.
    Inventor: Howard M. Allenbaugh
  • Patent number: 5232116
    Abstract: A can clip comprises a generally C-shape spring metal clip body having a central bight portion and upper and lower arms extending from said central bight portion and defining between outer ends thereof an opening for passage therebetween of the peripheral edge portion of a lid and annular bead of a container. The central bight portion has a J-shape formed by an upright stem and a rounded base forming the lower end of the clip body. The lower arm slopes upwardly and outwardly and away from the rounded base and has an outer end portion intended to engage the underside of the container bead adjacent the side wall of the container.
    Type: Grant
    Filed: August 13, 1992
    Date of Patent: August 3, 1993
    Assignee: Tom Thumb Clip Co., Inc.
    Inventor: Carlton W. Baxter
  • Patent number: 5228731
    Abstract: A locking pin assembly for sliding members comprises a member having bifurcated portions insertable within a hole extending through the sliding members. The bifurcated portions are adapted to be cammed apart by a bar supported for slidable movement within the bifurcated portions thereby securely wedging the pin in the hole and locking the sliding members together. In one preferred embodiment, the bifurcated portions are supported in a sleeve and are joined to a handle portion extending through the other end of the sleeve. Actuation between a locked and unlocked position is effected by movement of the sleeve relative to the handle portion. In an alternative embodiment, the camming bar is omitted, and locking action is carried out instead by causing slidable movement of one wedging portion relative to another.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: July 20, 1993
    Inventor: Dennis U. Glass
  • Patent number: 5209533
    Abstract: A door guard for preventing a child from opening a refrigerator door while not reducing adult access to the refrigerator comprising an elongated rigid bar having flanges at each end, the bar being sized in length to fit between the back wall of the refrigerator and the front wall of the door of the refrigerator in the locked position. The bar is mounted on top of the refrigerator and prevents access from a small child while still allowing an adult to quickly raise the bar in order to open the refrigerator door. The device prevents a child from inadvertently leaving the refrigerator door open for long, unattended periods which could cause damage to the refrigerator compressor motor while also preventing a child from having access to the interior of the refrigerator.
    Type: Grant
    Filed: June 12, 1990
    Date of Patent: May 11, 1993
    Inventor: Louise G. Menard
  • Patent number: 5203597
    Abstract: The invention is to a safety device which can be fitted onto existing doors to prevent the inadvertent usage or opening of various household devices. These can be for example, refrigerators, microwave ovens, VCRs, etc. The device typically prevents small children from opening the door and/or using these devices without supervision. The device comprises a set of telescopically engaging members which are held tightly together over the handle of the door by a thumbscrew.
    Type: Grant
    Filed: June 25, 1991
    Date of Patent: April 20, 1993
    Inventor: Karl E. Wheelock
  • Patent number: 5174456
    Abstract: Methods and devices for locking the door or flap of a typical pick-up truck shell closed from the interior of the shell employ a substantially rigid member which is selectively secured to moving parts of the existing latch mechanism to prohibit such moving parts from moving and, to, thereby, selectively prohibit the latch mechanism from unlatching or unlocking the door or flap of the shell. In order to lock the shell door or flap, the substantially rigid member is abutted against and secured to moving parts of the latch mechanism from the interior of the shell. In this manner, a person inside of the shell and pick-up bed may secure the flap or door in a closed position and prohibit the flap or door from being opened by prohibiting movement of the moving parts of the latch mechanism.
    Type: Grant
    Filed: April 14, 1992
    Date of Patent: December 29, 1992
    Inventor: Steven Grody
  • Patent number: 5163724
    Abstract: A vehicle trunk compartment lid holder to retain the trunk lid in selective partially-opened positions. The trunk lid holder includes an L-shaped central bar member, a first clamp slidably and rotatably attached to the vertical leg of the central bar member, and a second clamp rotatably attached to the horizontal leg of the central bar member. The first clamp selectively engages the trunk lid and the second clamp selectively engages the body of the trunk compartment. First clamp can be selectively locked at various positions along the vertical leg of the central bar member.
    Type: Grant
    Filed: November 14, 1991
    Date of Patent: November 17, 1992
    Inventor: Daniel Conte
  • Patent number: 5154459
    Abstract: A camper shell locking device (10) for captively engaging the door (102) of a camper shell relative to a truck tailgate (100); wherein, the device (10) comprises a main bracket member (20) having a sleeve element (21) which fits over the tailgate (100), and a backing plate member (24) which contacts the back of the camper door (102); and a closure panel member (30) pivotally connected to the sleeve element (21) and dimensioned to be engaged in a locked fashion against the front of the caper door (102).
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: October 13, 1992
    Inventor: Mark W. Cochran
  • Patent number: 5152564
    Abstract: A "U" shaped door lock is arranged to receive adjacent handles of a refrigerator door therebetween formed of typically "L" shaped configurations and adjacency relative to one another. The door lock apparatus includes spaced parallel legs of deflectable memory retentent material to effect spring back of the legs when directed together, with a modification of the invention to include a latch member mounted at a lower end of the legs requiring deflection of the legs permitting engagement of the latch relative to both legs to receive adjacent door handles of closed "C" shaped configurations. A further modification of the invention includes an audible alarm member mounted to one of the legs actuated upon attempted removal of the lock member relative to the refrigerator handles.
    Type: Grant
    Filed: October 23, 1991
    Date of Patent: October 6, 1992
    Inventor: Ronald W. Martineau
  • Patent number: 5145222
    Abstract: For use with a trailer having left and right overlapping doors, and also door rods which lock the doors, a clamp formed of mating, telescoping hollow tubular member supports identical L shaped hooks. The hooks encircle the door rods and secure the doors. The tubular members join and lock by a key operated removable cylinder in selected and aligned holes in the tubular members.
    Type: Grant
    Filed: August 1, 1991
    Date of Patent: September 8, 1992
    Inventor: Lester E. Meyer
  • Patent number: 5112090
    Abstract: An apparatus secured to a framework of a sliding window or door framework to receive a frame flange therewithin and provide an abutment plate to effect abutment and prevent unwarranted opening of a sliding framework relative to the fixed framework. The rigid body includes a slot to receive the framework flange therewithin, with an abutment flange mounted to a top wall of the body providing abutment for the framework slidably mounted relative to the fixed framework. A modification of the invention includes a plurality of rigid bodies mounting an abutment housing, with the abutment housing including an actuator rod displaceable relative to the abutment housing to effect actuation of a signal member defined as an inflation balloon upon deflection of the actuator rod relative to the housing.
    Type: Grant
    Filed: July 12, 1991
    Date of Patent: May 12, 1992
    Inventor: Voyd E. Stogsdill
  • Patent number: 5078295
    Abstract: An apparatus including a lid for securement to an underlying container, wherein the lid includes a plurality of pivotally mounted linkages to permit tensioning and untensioning from associated springs to permit ease of mounting and dismounting the lid apparatus relative to the associated container in a locking relationship.
    Type: Grant
    Filed: April 9, 1991
    Date of Patent: January 7, 1992
    Inventor: Reginald H. Grant
  • Patent number: 5074604
    Abstract: The disclosure describes a latch retaining device to maintain the latch of a door in an inoperable position, which includes at least one body member adapted to engage and grip the door knob of the door so as to retain the door knob in its latch releasing rotated position indefinitely. The body member of the device may have first and second ends with the first end thereof adapted to frictionally engage the door adjacent the position of the door knob, whereby frictional engagement between the device and the door as well as the door knob enable the door knob to be maintained in a position to render the door latch inoperative. Alternatively, the body member may frictionally engage a door knob and exert an appropriate force thereon to maintain it in a latch releasing position. The at least one body member is secured in its frictionally engaging position by means of a cincturing strap associated with the body member.
    Type: Grant
    Filed: December 10, 1990
    Date of Patent: December 24, 1991
    Assignee: Albrecht, Inc.
    Inventors: Paul A. Merendino, Fred I. Albrecht
  • Patent number: 5000498
    Abstract: An apparatus for preventing the unlocking of a deadbolt lock with a key in which clamping arms are used to grip a deadbolt knob or key on the opposite side of the door and are held in place by a retaining pin which is inserted into a cavity in the door. The use of various clamping materials and types provides a degree of versatility to the apparatus.
    Type: Grant
    Filed: August 3, 1990
    Date of Patent: March 19, 1991
    Inventor: Lewis E. Upchurch
  • Patent number: 4976371
    Abstract: A lid securing device is provided for receptacles having a receptacle body and a receptacle lid. The lid securing device preferably includes at least one lid strap and a receptacle strap. The lid strap has a first engagement structure at least at one end thereof. The receptacle strap is adapted to circumferentially engage the receptacle body and has a second engagement structure. The first and second engagement structures are adapted to detachably engage ends of the lid strap to the receptacle strap. The receptacle strap and lid strap preferably are constructed from an elastic material, such that they can be securely stretched across the receptacle and receptacle lid, respectively.
    Type: Grant
    Filed: August 15, 1989
    Date of Patent: December 11, 1990
    Inventors: Jeffrey A. Wise, Charles E. Naperski
  • Patent number: 4971374
    Abstract: The combination of lock assisting devices forming the home security protection kit of the present invention was determined as a result of extensive effort to determine the appropriate product mix to help secure an apartment, condominium, or small home, based upon visiting many apartments, condominium developments, and neighborhoods where small homes are located. These visits resulted in taking inventory of the number of hinged doors, sliding glass doors, ground level windows, and other design features that were in need of some type of auxiliary security device. Based upon this research, it was determined that a product mix of four metal window clamps, four window pins for wood sash windows, one patio door clamp for a sliding glass door, four anti-liftout plates of two different thicknesses for sliding glass doors, and two door braces satisfied the requirements of securing a condominium, apartment, or small home. Therefore, the contents of the kit of the present invention will secure a majority of dwellings.
    Type: Grant
    Filed: March 3, 1989
    Date of Patent: November 20, 1990
    Inventors: Herman E. Lovell, Randle Richardson
  • Patent number: 4958867
    Abstract: A washer/dryer lock device (10) to be used in both front loading (101) and top loading (102) machines, wherein the device comprises a sleeve member (14) dimensioned to receive a toothed shaft member (18) and an over-center spring biased lock unit (13) attached to the sleeve member (14) and adapted to releasably engage the shaft member (18) such that a flange element (15) on the sleeve member (14) and a friction pad element (21) on the shaft member (18) can engage opposed surfaces on a machine (101) (102) so as to prevent the machine door (100) from being opened.
    Type: Grant
    Filed: January 31, 1990
    Date of Patent: September 25, 1990
    Inventor: Phillip A. Champagne
  • Patent number: 4958868
    Abstract: A door bar for use in combination with a door and a door frame for maintaining the door in a closed position with respect to the frame includes a plate member which is attached to the door frame and a bar member defining a slot therein. The plate member defines a first planar element and a second planar element at a right angle to the first planar element, and the bar member is positioned, by use of the slot, over the plate member and between the door-door frame and the second element whereby the door is retained in a closed position by means of the bar member.
    Type: Grant
    Filed: November 24, 1989
    Date of Patent: September 25, 1990
    Inventor: Mitchell L. Watrous, Jr.
  • Patent number: 4955648
    Abstract: A security apparatus for preventing opening of a hinged door from the inward swinging side, the door being received in a door frame having a door facing on the outward swinging side, the door including a door knob extending from the outward swinging side, the door knob having a shaft portion, the apparatus having a web portion having first and second spaced ends, a first flange portion depending in a first direction from the first end of the web portion and generally transversely thereto, the first flange portion having a first notch for receiving the shaft portion, a second flange portion depending in the second direction from a second end of the web portion and generally transversely thereto, the second flange portion having an inner surface which faces in a direction toward an imaginary plane passing through the first flange portion transversely to the web portion such that when the door is closed and the shaft position of the door knob on the outward swinging side is received in the notch of the first fla
    Type: Grant
    Filed: June 7, 1989
    Date of Patent: September 11, 1990
    Inventor: Harmon R. Miller
  • Patent number: 4951982
    Abstract: For maintaining a dead bolt lock handle in a locked position while the occupant of a room is inside of the room to prevent someone outside of the room unlocking the dead bolt lock, there is provided an elongated security member having a first end portion that mounts an adjustment member and a second end portion that is notched to have lock handle extend therethrough and form two legs. The adjustment member in abutting against the door serves to vary the angle of the legs relative to the door to wedgingly engage the cross bar in its locked position to prevent one exterior of the room using a key to unlock the lock. The second end portion may be directly abuttable against one of the lock housing and the door, or if necessary a spacer plate may be used to have extend between the security member and the door interior. The spacer plate has notches for the adjustment member and the lock handle to extend through.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: August 28, 1990
    Inventor: Clayton O. Sorkilmo
  • Patent number: 4838589
    Abstract: The present invention discloses a locking device for all forms of storm and screen doors. The device attaches between the door and the doorjamb and is secured into locking position by tightening a nut against a locking member. The device secures the door against intruders and against draft passing between the door and the doorjamb.
    Type: Grant
    Filed: August 21, 1987
    Date of Patent: June 13, 1989
    Inventor: John L. DiAmico
  • Patent number: 4770450
    Abstract: A door guard device (A) for interlocking a door (10) surrounded by a door frame having a doorjamb (16) and a front facing (14) is disclosed. The device includes a first arm (22) with legs (24, 26) which straddle a doorknob (20). A second arm (28) extends perpendicular to the door and is joined by a third arm (30) parallel to the door and engaging front facing (14) to prevent outward door opening. A brace (32) holds the device in place and allows for loose tolerancing of the device to allow for placement in a quick and easy manner and on a variety of door designs.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: September 13, 1988
    Inventor: Wilton Dacus
  • Patent number: 4715629
    Abstract: A child proof lock which has two parts. The first part is of strap-like construction, is attachable to a surface at one end, has a shaped aperture at the other, and has an elastic portion between the two ends. The second part is also attachable to a surface and includes a rotatably mounted toggle. The toggle is shaped so as to be able to pass through the aperture in the first part only when it has been correctly rotationally oriented. In use the first and second part of the child proof lock are attached to opposite sides of a door opening in a relationship whereby the first part must be expanded to allow the toggle to pass through the aperture. To lock the device the toggle on the second part is correctly rotationally oriented, the first part is expanded and the aperture passed over the toggle. When the first part retracts an abutment on the first part rotates the toggle thus locking the device.
    Type: Grant
    Filed: December 12, 1985
    Date of Patent: December 29, 1987
    Inventor: Alan J. Robinson
  • Patent number: 4657293
    Abstract: A door jammer device for preventing opening from the outside of a inward-opening door is disclosed, comprising a substantially U-shaped member having a shorter arm, a longer arm, and a base. Screw means are installed though a threaded hole through the longer arm towards the shorter arm, for attaching the member to the door by clamping the door between the screw means and the shorter arm. A jamming member is pivotally attached to the longer arm and angles downwardly away from the U-shaped member to engage the floor. Thus, a door may be locked by tightening the screw means to clamp the device to the outside edge of the door near the floor, such that the jamming member engages the floor. The jamming member has downwardly protruding teeth at its floor-engaging end, and angles downwardly at an angle of approximately 15 to 20 degrees from the horizontal.
    Type: Grant
    Filed: March 29, 1985
    Date of Patent: April 14, 1987
    Assignee: O. Ruben Pettersson
    Inventor: L. James Bell
  • Patent number: 4653785
    Abstract: A device or structure for temporarily securing and locking a door in closed condition. The door is hingedly mounted within a door frame. The device or structure of this invention comprises an attachment member which includes a bracket and at least one arm member. The bracket is positioned upon an upper corner of the door and covers a portion of the upper corner of the door. An arm or arms extend from the bracket. When the door is in a closed position the arms extend beyond the door frame. A retainer plate is positioned upon the arms and in juxtaposition with the door frame. A padlock or the like is attached to at least one of the arms and maintains the retainer plate upon the arms and in juxtaposition with the door frame. Thus, the door is secured in its closed position.
    Type: Grant
    Filed: January 31, 1985
    Date of Patent: March 31, 1987
    Inventor: Richard D. Tobey
  • Patent number: 4634170
    Abstract: A hold-up device for holding a hinged structure, particularly the rear door of a hatchback automobile, in an open position relative to a frame, such as the frame of the door, against the force of gravity, wherein a hydraulic cylinder is pivotally connected to either the structure or the frame and a cylinder rod is pivotally connected to the other of the structure and the frame. The hold-up device is for use when the cylinder fails to function properly and comprises a body having first and second opposite ends and a straight elongate contoured alcove extending between the first and second ends for removably receiving the rod therein when the structure is in its open position.
    Type: Grant
    Filed: January 27, 1986
    Date of Patent: January 6, 1987
    Inventor: John S. Lach
  • Patent number: 4630853
    Abstract: An auxiliary locking device for a sliding door is disclosed, comprising a blocking member having an upward-opening longitudinal channel near its inner side for receiving the inner frame member of the sliding door channel. At least one clamping screw protrudes through threaded hole(s) in the inner side of the blocking member into the longitudinal channel, for clamping the blocking member to the inner frame member of the sliding door with the outer portion of the blocking member protruding into the sliding door channel for blocking sliding of the sliding door, thereby preventing opening of the door past the blocking member location. A rod projects from the outer portion of the blocking member for positioning along the sliding door channel above the sliding door when the device is installed, for thereby preventing the sliding door from being lifted out of its channel for removal. The outer portion of the blocking member is provided with an upward-opening channel, and the rod is L-shaped.
    Type: Grant
    Filed: March 29, 1985
    Date of Patent: December 23, 1986
    Assignee: O. Ruben Pettersson
    Inventor: L. James Bell
  • Patent number: 4556150
    Abstract: A plastic cover comprising a pair of matable convex cover halves each having flanged projections, and fixtures which hold the corresponding opposite flanged projections of the two cover halves when the two cover halves are connected to each other, said fixtures each comprising an elastic clip of a leaf spring having bent free ends which hold the flanged projections therebetween and a center recess located between the free ends for enabling the free ends to be easily and elastically deformed when the clips are attached to the corresponding flanged projections.
    Type: Grant
    Filed: May 14, 1984
    Date of Patent: December 3, 1985
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventor: Yasumasa Ikumi
  • Patent number: 4529235
    Abstract: A door bolting device for use with a door which has an empty cylinder hole and which is mounted in a doorframe having a doorjamb against one side of which a first of the door's two broad sides abuts when the door is closed. The device comprises a door-grabbing element which abuts against the second of the door's two broad sides; a jamb-grabbing element which abuts against the opposite side of the doorjamb from that which the door abuts when closed; and a connecting element which connects the door-grabbing element on the second broad side of the door to the jamb-grabbing element on the first broad side of the door through the cylinder hole, so that the door is held against the doorjamb.
    Type: Grant
    Filed: October 2, 1984
    Date of Patent: July 16, 1985
    Inventor: Henry P. Florentine, Sr.
  • Patent number: 4526412
    Abstract: A security device to prevent the unauthorized removal of sliding windows and doors from the frame structures in which they are slidably supported. The device is defined by a security clip having a substantially flat wall forming a mainstay and a spring-tension-jaw member integrally formed along the lower edge thereof. The security clip is arranged to be force-fitted over the depending flange of the frame structure, whereby the clip is held in a predetermined position relative to the sliding window or door. In order to prevent upward lifting of the window or door, the wall mainstay is formed having an inwardly bent, abutment lip for engagement with the window when raised from the lower frame-structure track. Ears are formed at the opposite ends of the abutment lip for engagement with the depending flange so as to reinforce and increase the strength and resistance of the abutment lip. A spacer bar is adapted to be positioned on the abutment-lip member to accommodate the various sizes of windows or doors.
    Type: Grant
    Filed: July 5, 1983
    Date of Patent: July 2, 1985
    Inventor: Alfred Gist