Abstract: A handle system for a sliding door system is provided. The handle system includes: a first panel; a second panel wherein at least one of the first and second panels is configured to move in a direction parallel to the other of the first and second panels and the first and second panels are configured to also move together in a generally pivoting motion; handle located on one of the first and second panels; and a latch operatively connected to the handle, the latch configured so that movement of the handle moves the latch from a locking position to an unlocking position to allow the first and second panel to pivot.

Abstract: A door includes a plurality of door panels hingedly connected. At least one of the plurality of panels includes a frame, a glazing member, and a retainer member. The frame defines an opening and includes a lip extending into the opening. A front side of the glazing member is disposed adjacent the lip. The retainer member is disposed adjacent a rear side of the glazing member. The retainer member includes a body member, a first leg, a second leg, a third leg, and a fourth leg. At least three of the first, second, third, and fourth legs are configured for receipt into corresponding channels in the frame to secure the retainer member to the frame.

Abstract: Disclosed herein is a sliding door system including a motor, a driveshaft coupled to the motor, and a coupling mechanism fastened to the sliding door. The coupling mechanism is configured to convert rotation of the driveshaft into linear motion of the sliding door, such that movement of the coupling mechanism is directly correlated to movement of the sliding door. The sliding door system also includes a rotary encoder, a belt mechanically coupled to the coupling mechanism. The belt, as moved by the coupling mechanism, is configured to turn the rotary encoder as the sliding door moves, such that movement of the rotary encoder is directly correlated to movement of the sliding door and not directly correlated to movement of the motor and driveshaft.

Abstract: An apparatus for an architectural opening comprises a plurality of panels pivotably connected together. At least one of the plurality of panels comprises a frame comprising a plurality of first frame members connected to a plurality of second frame members at respective interfaces to define at least one opening. The interfaces are defined by ends of the plurality of first frame members positioned at least partially within respective apertures defined in the plurality of second frame members. Each of the first and second frame members comprise an internal cavity filled with a gas having a thermal conductivity between 2 mW/(m·K) and 25.5 mW/(m·K) at 25 degrees Celsius. The at least one of the plurality of panels also comprises an inset panel secured within the at least one opening.

Abstract: An adjustable door braking system includes a shaft, a brake pad configured to be mounted to the shaft, a plate for mounting on the shaft adjacent to the brake pad, a spring for urging the plate to the brake pad, an adjustment piece, and a seat. The spring is configured to be mounted on the shaft. The adjustment piece is dimensioned and sized to be mounted on the shaft for adjusting an amount of force the spring urges the plate against the brake pad. The seat allows the adjustment piece to move axially along the shaft and limit the adjustment piece from rotating with the shaft. The seat is movable between an engaged position where it contacts the adjustment piece to prevent rotation of the adjustment piece and a disengaged position where it does not contact the adjustment piece.

Abstract: A hinge for movably attaching parts together incudes a first gear, a second gear, a cover configured to attach the first gear to the second gear, first and second sliding surfaces on the cover wherein the first gear slides on the first sliding surface and the second gear slides on the second sliding surface when the hinge is operated, and an area on the first gear with no teeth configured to slide past the second gear to allow the first gear to enter the cover. Assembling a hinge includes moving a surface without gear teeth on a first gear past a toothed surface on a second gear, moving the first and second gears into a cover, meshing a tooth on the first gear with a tooth on the second gear, and holding the first and second gears together with the cover.

Abstract: A door system includes a door having a frame forming at least a portion of a perimeter of the door and a sleeve configured to encase at least a portion of the frame. The frame is constructed from a first material and the sleeve is constructed from a different second material. The first material may be electrically conductive and the second material may be electrically insulating. Alternatively or additionally, the first material may be susceptible to wear and tear and the sleeve may be resilient and replaceable.

Abstract: A flush bolt assembly includes a latch bolt that has a head and a body. The body has an interior cavity that is defined by a plurality of walls. A guide slot is formed in a pair of sidewalls. The assembly also includes a sleeve that defines a through hole that is configured to receive a pin. A biasing member is disposed within the interior cavity, and it is configured to store energy upon being compressed between the sleeve and the latch bolt.

Abstract: A panel of a sectional door includes a panel frame and a sheet of material that is coupled to the panel frame. The panel frame includes a top frame member, a bottom frame member, a first side frame member and a second side frame member. The frame members include a rear surface and a front surface, and the front surface includes a ledge. The sheet of material is coupled to the front surface such that a bottom edge of the sheet rests on the ledge and a front surface of the sheet is unobstructed by the panel frame.

Abstract: An apparatus for an architectural opening may include a plurality of panels. At least one of the plurality of panels may include a frame including a plurality of first frame members and a plurality of second frame members sealed together at respective interfaces to define at least one opening. The interfaces may be defined by ends of the first frame members positioned at least partially within respective apertures defined in the second frame members. Each frame member may include an internal cavity, with the apertures fluidically connecting the internal cavities of the frame members. An inset panel may be secured within the at least one opening. One or more hinges may pivotably connect a first panel of the plurality of panels to a second panel of the plurality of panels. The apparatus may be a garage door, an entry door, a window, or a storefront.

Abstract: A system for exerting torque on a shaft includes: a spring assembly having; a spring; a companion member to the spring, wherein at least one of the spring and the companion member is in compression and the other of the spring and companion member is in tension; connecting structure for transmitting a force associated with the spring outside of the gear assembly; and a gear train for connecting the connecting structure to the shaft to apply torque to the shaft. A method of exerting torque on a shaft includes: arranging a plurality of spring assemblies arranged in an array around the shaft, each spring assembly having; a spring; connecting structure for transmitting a force associated with the spring; attaching a gear train to the connecting structure; and configuring the gear train to apply the force associated with the spring to the shaft in the form of torque on the shaft.

Abstract: Disclosed herein is an access control apparatus for a barrier movement system that moves a barrier. The access control apparatus includes a near field communications (NFC) module, a radiofrequency (RF) module, and a controller coupled to the NFC module and RF module. The controller is configured to read an NFC signal from an authenticated external device, via the NFC module. In response to reading the NFC signal, the controller transmits a command signal, via the RF module, that commands the barrier movement system to move the barrier.

Abstract: A swing door operator having a powered driver operable to manipulate a drive unit that rotates a spindle to open a door. As the door is opened, the drive unit compresses a spring engaged with a spring mount that is pivotally connected to the drive unit. The spring mount is pivotable between an operating configuration in which the spring is arranged to be compressed by the drive unit as spindle rotates in the first direction and to expand thereafter to rotate the spindle in a second direction opposite the first direction, and a servicing configuration in which the spring is slidably removable from the spring mount.

Abstract: A control system for a door includes: a controller; a door motor configured to be operatively connected to the controller; an object sensor configured to be operatively connected to the controller and to detect a presence of an object; and an operation sensor configured to be operatively connected to the controller and to detect movement of a door, and wherein the controller is configured to send a operation signal to the door motor to cause the door motor to operate when the controller detects both: a signal from the object sensor indicating that the operation sensor has detected the presence of and object; and a signal from the operation sensor indicating that the operation sensor has detected movement.

Abstract: A guide pin support system may include: a first support plate; a second support plate pivotally attached to the first support plate; a first guide pin supported by the first support plate; a second guide pin supported by the second support plate and the second guide pin pivotable with respect to the first guide pin.

Abstract: A system for heating a door guide area includes: a first and second conduit for channeling a flow of heated air; a heater fluidly connected to the first conduit and configured to provide air to the first and second conduits; first and second openings providing fluid communication between the first and second conduits to allow the air to circulate through the first and second conduits; a heat transfer wall part of the second conduit, to transfer heat from the flow of heated air in the second direction to a space outside of the second conduit that is defined, in part, by the heat transfer wall; and two side supports connected to the heat transfer wall, the side supports located opposing each other and dimensioned and located along with the heat transfer wall to form three sides to encompass a portion of a roll-up door.

Abstract: An apparatus for an architectural opening may include a plurality of panels. At least one of the plurality of panels may include a frame including a pair of rails and a pair of stiles secured to the pair of rails at respective interfaces. The frame may define at least one opening. The interfaces may be sealed in a manner allowing a vacuum to be created inside at least a portion of the frame. An inset panel may be secured within the at least one opening. At least portions of the frame may be vacuum insulated. One or more hinges may secure a first panel of the plurality of panels to a second panel of the plurality of panels. The member may be a transparent or translucent window. The apparatus may be a garage door, an entry door, a window, or a storefront.

Abstract: A door system is provided. The door system includes: a corridor sized to allow humans to move through the corridor, the corridor defined, at least in part by side walls, the corridor having a first end and a second end; a first door located at the first end, the first door configured to provide selective access between the corridor and a space outside of the corridor; a second door located at the second end, the second door configured to provide selective access between the corridor and a space outside of the corridor; and sensors configured to determine a direction of movement within the corridor, the sensors operatively connected to at least one of the first and second doors to cause at least one of the first and second doors to move to a closed position if any of the sensors detect a movement further than a threshold amount in an undesired direction.

Abstract: A hinge for movably attaching to parts together incudes: a first gear; a second gear; a cover configured to attach the first gear to the second gear; a first sliding surface on the cover; a second sliding surface on the cover wherein the first gear slides on the first sliding surface and the second gear slides on the second sliding surface when the hinge is operated; and an area on the first gear with no teeth and the area with no teeth is configured to slide past the second gear to allow the first gear to enter the cover. A method of assembling a hinge includes: moving a surface without gear teeth on a first gear past a toothed surface on a second gear; moving the first and second gears into a cover; meshing a tooth on the first gear with a tooth on the second gear; and holding the first and second gears together with the cover.