JPH0311850U - - Google Patents

Description

[Brief explanation of drawings]

The drawings show an embodiment of the present application, and FIG. 1 is an overall perspective view, FIG. 2 is a side view, FIG. 3 is an enlarged vertical sectional view of the reinforcing rod with the first protection member attached, and FIG. 2, 3 An enlarged vertical cross-sectional view of the rear leg lever with the protective member attached, Figure 5 is a side view of the stacked state, Figure 6 A, B, and C are the reinforcing rod and the first protection corresponding to Figure 3. FIG. 7 is an enlarged vertical cross-sectional view of a reinforcing rod with a first protection member attached, showing another example of the member. 1 is a leg member, 2 is a front leg rod, 3 is an upper rod, 4 is a rear leg rod, 5 is a reinforcing rod, 7, 42, 53 are insertion grooves, 1
3 is the seat, 14 is the back, 18, 45, 56, 60
is a protection member, 19, 46, 57, 61 is a protection plate,
20, 47 are locking pieces, 6, 41, 51 are lower pieces, 4
3 and 53 are external bodies, 44 and 55 are internal bodies, 52 is a locking pawl, 58 is a locking step, 63 is a recess, and 64 is a screw.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) Consisting of a front leg lever, an upper leg lever, a rear leg lever, and a reinforcing lever connecting the middle of the front and rear leg levers, with the front leg lever and the rear leg lever facing downward. The seat member is attached so that a seat portion with an integral back is interposed between the upper rods of a pair of left and right leg members that are formed to open, and the reinforcement of the upper leg member is attached to the upper rod of the lower leg member. A stacking chair in which a plurality of chairs can be stacked so that the rods overlap each other, and the reinforcing rod is provided with the left and right side pieces of the corner portion having a rectangular cross section extending downward, and the lower ends of the reinforcing rods are extended downward, respectively. It is made by extrusion molding of aluminum with a pair of lower pieces bent at right angles to each other and an insertion groove located between them. A stacking chair equipped with a protective member made of synthetic resin that has an integral locking piece for insertion and locking. (2) A pair of left and right legs consisting of a front leg lever, an upper leg lever, a rear leg lever, and a reinforcing lever connecting the middle of the front and rear leg levers, with the front leg lever and rear leg lever opening downward. The seat member is attached such that a seat integrally having a back is interposed between the upper rods of the leg members, and a plurality of reinforcing rods of the upper leg member are superimposed on the upper rod of the lower leg member. A stacking chair in which chairs can be stacked, wherein the reinforcing rod is bent into a downward U-shaped cross section, and the lower ends of the left and right pieces are respectively bent inward to connect the pair of lower pieces and the space between them. An inner body made of a steel plate bent with a downward U-shaped cross section and shorter in height than the outer body is fitted into the lower part of the outer body made of a steel plate having an insertion groove located at the outer body, and this reinforcing A stacking chair comprising a protective member made of synthetic resin that is attached to the lower surface of the rod and has a locking piece integrally formed on the upper surface of a long protective plate that is inserted and locked into the insertion groove. (3) A pair of left and right legs, consisting of a front leg lever, an upper leg lever, a rear leg lever, and a reinforcing lever connecting the middle of the front and rear leg levers, with the front leg lever and rear leg lever opening downward. The seat member is attached such that a seat integrally having a back is interposed between the upper rods of the leg members, and a plurality of reinforcing rods of the upper leg member are superimposed on the upper rod of the lower leg member. A stacking chair on which chairs can be stacked, wherein the reinforcing rod is bent into a downward U-shaped cross section, and the lower ends of the left and right side pieces are bent inward, and the edges of the bent portions are bent inward. The outer body is bent downward in a downward U-shape in cross section of an outer body made of a steel plate, each of which is inclined diagonally upwards to form a pair of lower pieces each having a locking pawl and an insertion groove located between them. , an inner body made of a steel plate whose height is shorter than the outer body is fitted, and the reinforcing rod has an inner body inserted into the insertion groove on the upper surface of the elongated protective plate to be engaged with the locking pawl. A stacking chair comprising a protective member having a locking step on the upper part. (4) A pair of left and right legs, consisting of a front leg lever, an upper leg lever, a rear leg lever, and a reinforcing lever connecting the middle of the front and rear leg levers, with the front leg lever and rear leg lever opening downward. The seat member is mounted so that a seat integrally having a back is interposed between the upper rods of the leg members, and a plurality of reinforcing rods of the upper leg member are superimposed on the upper rod of the lower leg member. A stacking chair in which chairs can be stacked, wherein the reinforcing rod is made from extruded aluminum having a square cross section, and the reinforcing rod has a long length with recesses spaced apart in the longitudinal direction on the lower surface of the reinforcing rod. A stacking chair comprising a protective plate made of a thick synthetic resin and attached with screws at the recessed portion.