Latch mechanism for pad-mounted transformer cabinet
AssigneeGeneral Electric Company
InventorsStanley M. Hays, Jasdeep Bhusri, Lonnie Butler
Life of this patent
Estimating the term…
Abstract
A transformer cabinet door latch in the form of a shaped plate includes rod apertures at opposing ends for connecting with the latch rods and a door handle aperture intermediate the rod apertures for fastening to the cabinet operating door handle. A door stop in the form of a U-shaped rod is positioned on the bottom of the cabinet door frame to hold the cabinet door in the open position until and unless one end is released from the door bottom.
Claims14
A door latch arrangement for securing a door on a transformer cabinet, the door latch arrangement comprising:
- a plate arranged on an interior surface of the door;
- a top aperture at one end of said plate;
- a top rod pivotally attached to said plate at said top aperture;
- a bottom aperture at an opposite end of said plate;
- a bottom rod pivotally attached to said plate at said bottom aperture;
- a central aperture intermediate said top and bottom apertures;
- a handle arranged on an exterior side of the door, said handle having an arm extending thereform through a first aperture in the door, said arm terminating in a configuration for reception within said central aperture;
- and
- a bolt extending through a second aperture in the door and thereadably engaging said plate via an internally threaded cylinder, said bolt preventing rotation of said plate and said handle for locking the door in a closed position.
A pad-mounted transformer assembly of the type consisting of a transformer cabinet providing access to a transformer interior, said transformer cabinet including:
- a partition dividing adjoining transformer cabinets;
- a door arranged to provide access to one of said adjoining transformer cabinets;
- a door latch arrangement attached to said door for releasably securing said door in a closed position, said door latch arrangement comprising:
- a plate arranged on an interior surface of said door,
- a protrusion extending from said plate, said protrusion is received within a slot in said partition,
- a top aperture at one end of said plate,
- a top rod pivotally attached to said plate at said top aperture,
- a bottom aperture at an opposite end of said plate,
- a bottom rod pivotally attached to said plate at said bottom aperture,
- a central aperture intermediate said top and bottom apertures,
- a handle arranged on an exterior side of said door, said handle having an arm extending therform through a first aperture in said door, said arm terminating in a configuration for reception within said central aperture, and
- a bolt extending through a second aperture in said door and threadably engaging said plate, said bolt preventing rotation of said plate and said handle for locking said door in a closed position.
Dependencies are inferred from the claim text.