2results about How to "Clean lines" patented technology

This utility model belongs to the field of office chair technology, specifically relating to an office chair with an adjustable headrest structure. It includes a backrest support, a headrest support slidably connected to the backrest support, and a headrest structure. The headrest support includes an extension plate slidably connected to the back of the backrest support, and a fixing protrusion on the side of the extension plate facing away from the backrest support. The headrest structure includes a hanging strap, an opening at one end of the hanging strap that engages with the fixing protrusion, and a headrest body at the other end of the hanging strap. The headrest body includes a fixing block and a support block connected to the hanging strap. The fixing block has two mutually perpendicular support surfaces and an inclined mounting surface for connecting to the support block. This utility model optimizes the backrest and headrest structures to reduce the height of the backrest when the headrest is not in use, allowing the overall height of the office chair to remain at a level comparable to the height of the desk, thus enhancing a clean and efficient visual effect.

The utility model discloses an integrated casing line structure, door casing line and wall body guard board belong to door and window technical field. One end of adjusting plug -in board and casing board integrative setting are set up with, and the width extension direction of adjusting plug -in board and the width extension direction of casing board are set up perpendicularly, and the end of adjusting plug -in board away from casing board is used for inserting the fixed section bar glue injection slot and is fixed, is equipped with the cutting groove on adjusting plug -in board, and cutting groove is used for guiding cutting adjusting plug -in board to make adjusting plug -in board can be according to the width adjustment of different thickness wall hole. The integrated casing line structure disclosed by the utility model can be adaptively cut according to the need of door hole thickness, and the flexibility of size adjustment is realized.