| 摘要 |
The present invention relates to a night latch in particular a night latch that includes a housing, tumbler, button, and a two resilient members. The housing of the present invention maintains the tumbler, button, and two resilient members. The housing also may have at least one protrusion located on its sidewall. The tumbler of the present invention has a pivoting member along with a means for housing a resilient member. In addition the tumbler of the present invention may have recess located on its front face. The tumbler also has at least one groove that co-acts with the protrusion on the sidewall. A first resilient member is used force the tumbler into an exposed position, and a second resilient member is used to keep the tumbler in a retracted position, via the co-action of the recess in the tumbler and a protrusion on the bottom portion of the button.
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