| 摘要 |
PROBLEM TO BE SOLVED: To enable training in walking up and down assuming stairs with rises of various depth sizes by providing rises between treads each freely adjustabie in horizontal depth size from the front edge of each tread for stairs for training in walking to be used for training a person with an unhealthy body in walking up and down. SOLUTION: Stairs for training in walking are constituted of stairs 2, etc., arranged between a landing and a floor surface, and the stairs 2 are provided with a plurality of treads having treads 8a as upper surfaces and a pair of strings 9 to support the treads, etc. Risers 15 with rises 15a are each mounted and fixed between the treads 8a, and long holes 15c are formed in both side parts 15b of each riser 15 in contact with each string 9. Bolt holes 9a are formed in the parts of each string 9 corresponding to the long holes 15c. Bolts 17 passed through washers 16 are screwed into the bolt holes 9a through the long holes 15c to adjust the position of a riser 1 5 to the string 9 and to change horizontal depth size L. |
