JPH0231586U - - Google Patents

Description

[Brief explanation of drawings]

FIG. 1 is a plan view showing an embodiment of this invention, and FIG. 2 is a front view thereof. FIG. 3 is a perspective view of a portion of the first unit member. Figure 4 shows
FIG. 7 is an explanatory diagram of a method for manufacturing the dodecagonal cylindrical column shown in FIGS. 5 to 7; FIG. 5 is a perspective view of a main part of a dodecagonal cylindrical column, FIG. 6 is an enlarged sectional view of a portion thereof, and FIG. 7 is a plan view thereof. Figure 8 shows
FIG. 7 is a plan view showing the process of forming the dodecagonal cylinder shown in FIGS. 5 to 7 into a hollow substantially cylindrical cylinder. 9th
The figure is a plan view showing a curved side wall member. FIG. 10 is a plan view showing a state in which dovetail grooves are formed in the curved side wall member shown in FIG. 9. FIG. 11 is a perspective view showing an example of a material used for the second unit material shown in FIG. 12. FIG. 12 is a perspective view showing the second unit member. FIG. 13A is a plan view showing a second unit member having only dovetail grooves.
FIG. 13B is a plan view showing a second unit member having only a dovetail tenon. FIG. 14 is a perspective view of a main part showing a side wall member formed by assembling the second unit members shown in FIG. 12. FIG. 15 is a plan view showing a state in which a dovetail tenon is formed on the side wall member shown in FIG. 14. 16, 17A, 17B, 18, 19A, and 19B are explanatory diagrams showing other methods of manufacturing the curved side wall member shown in FIG. 9. FIG. 20 is a plan view showing a state in which dovetail grooves are formed in the curved side wall member shown in FIG. 19B. FIGS. 21 to 26 are illustrative views showing other examples of the method of attaching the bottom plate. FIGS. 27 to 31 are illustrative views showing other examples of side wall members. 32 to 37 are principal part plan views showing other examples of the hollow substantially cylindrical column for manufacturing the curved side wall member shown in FIG. 9. Third
FIGS. 8 to 41 are illustrative plan views of main parts showing other examples of the side shell. FIG. 42 is an illustrative plan view showing still another example of the side body. In the figure, 10 is a bathtub, 12 is a side body, 14 is a bottom plate, 17 is a rubber plate, 22, 24, 26, and 2.
8 is a side wall member, 32, 34, 36 and 38 are curved side wall members, 62 is a dovetail groove, and 82 is a dovetail tenon.

Claims (1)

[Claims for Utility Model Registration] 1. A plurality of first side wall members each having opposing end surfaces and a plurality of curved second side wall members connecting the first side wall members are butted and bonded together. The bathtub includes a formed cylindrical side body and a bottom plate fixed to a bottom portion of the side body, the bathtub comprising: a cylindrical side body formed on the bathtub; A bathtub having a dovetail groove part and a dovetail tenon part that fits into the dovetail groove part on the other side. 2. In the first side wall member and/or the second side wall member, the ends of the plurality of assembled unit members made of wood material face upward, and the fiber direction of the wood matches the longitudinal direction of the unit members. , a bathtub according to claim 1 of the utility model registration claim.