สำนักราชบัณฑิตยสภา

«“√ “√ √“™∫— ≥±‘ µ¬ ∂“π ¡„® π‘Ë ¡‡≈Á ° 883 ªï ∑’Ë ÛÚ ©∫— ∫∑’Ë Ù µ.§.-∏.§. Úıı Abstract Khrueang Pradu Somjai Nimlek Fellow of the Academy of Arts, The Royal Institute, Thailand Khrueang Pradu is the roof structure of and edifice built in the traditional Thai architec- tural style. It is a perfect structure in terms of shape, the function of the wood, the transfering of weight in stages from the ridge beam, the queen post, the upright member, to the main or principal beam. Khrueang Pradu has been in use since the Sukhothai and Ayutthaya periods, and again in the reign of King Rama V of the Rattanakosin Period. There are four types of roof structure: 1. with the principal beam resting on the edge of the wall 2. with the principal post bearing the principal beam 3. with shutter board 4. purlin roof with rafter At present, there are two types of roof structure for the Buddhist religious edifices and for the edifices dealing with the monarchy: 1. roof structure in combination with rafter 2. beam and rafter Key words : queen post, ridge beam, upright member, main or principal beam, rafter ‡§√◊Ë Õߪ√–¥ÿ ‚§√ßÀ≈— ߧ“Àπâ “¡≥±ª «— ¥»√’ ™ÿ ¡ ®— ßÀ«— ¥ ÿ ‚¢∑— ¬ (¿“æ‡°à “®“°Àπ— ß ◊ Õ »‘ ≈ª– ÿ ‚¢∑— ¬·≈–Õ¬ÿ ∏¬“ ¢Õß æ‘ √‘ ¬– ‰°√ƒ°…å )