These are the self-closing hinges. Inside these hinges are springs under tension, which pull the door closed after it has been opened. It sounds as if one or both of your hinges are not working.

TAIPEI, Sept. 17, 2020 /PRNewswire/ -- Waterson 3-in-1 Closer Hinges make self-closing doors more affordable by eliminating the need for overhead or in-floor door closers. According to Betty Chen ...

Waterson's innovative gate hinges provide efficient self-closing solutions for modern architectural designs. Aesthetic, functional, and adjustable. YUNLIN, TAIWAN, July 31, 2023/EINPresswire.com ...

Mechanical self-closing system for sliding pocket door system from ECLISSE functions so that once opened a door closes automatically. Thanks to the extractable track, an ECLISSE patent, it can ...

Opportunity has knocked for an expert dedicated to opening and closing doors more safely. John Parfitt has won a £10,000 Government award to develop a revolutionary device to improve fire doors ...