초록 ▼

A door lock device which comprises a structural base body by which a latch plate and a control mechanism for the latch plate are operatively carried; and a cover plate attached to the structural base body in a manner to cover the latch plate. The cover plate includes larger and smaller flat portions

A door lock device which comprises a structural base body by which a latch plate and a control mechanism for the latch plate are operatively carried; and a cover plate attached to the structural base body in a manner to cover the latch plate. The cover plate includes larger and smaller flat portions which are mutually intersected and the cover plate has an enclosed aperture which extends between the larger and smaller flat portions and through which the latch plate is exposed.

대표청구항 ▼

A door lock device comprising: a structural base body by which a latch plate and a control mechanism for said latch plate are operatively carried, said base body being formed with guide groove over and across which said latch plate extends; and a cover plate directly attached to said structural base

A door lock device comprising: a structural base body by which a latch plate and a control mechanism for said latch plate are operatively carried, said base body being formed with guide groove over and across which said latch plate extends; and a cover plate directly attached to said structural base body in a manner to cover said guide groove and said latch plate, said cover plate including mutually intersected larger and smaller flat portions which are integral with each other and affixed to side and front portions of said structural base body, said cover plate having an enclosed aperture which extends between said larger and smaller flat portions and through which said latch plate is exposed.