Patent ID: 7249388
Filing Date: 2007-07-31
Classification: A47D

Abstract:
1. A playpen comprising four posts; four rails installed between the posts; at least two stems attached to one of the rails; and at least two positioning devices each attached to one of the posts for cooperating with the stems for movably installing the rail on the posts, wherein: each of the related posts comprises a groove for receiving one of the stems and a detent in communication with the groove; each of the positioning devices comprises a button movable across the detent and a latch comprising a first portion connected to the button and a second portion, wherein the button is operable so as to move the latch between a locking position where the second portion restrains the stem in the groove and a releasing position where the second portion retreats from the groove, wherein the button comprises a stepped body, wherein the latch defines a stepped aperture for receiving the stepped body of the button.