JPS6439916U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は部材を締着したナツトにロツクプレー
トを嵌合した状態の側面図、第２図はロツクプレ
ートの基準線に対して対称に係止孔を穿設したロ
ツクプレートの平面図、第３図はロツクプレート
の基準線に対して非対称に係止孔を穿設したこの
考案の一実施例を示す平面図である。 １はナツト、２はロツクプレート、３は固定ね
じ、４は取付孔、５は部材、６は係止孔、７は係
止孔の中心、８は取付孔の中心、９は基準線、１
２は係止孔の対称線である。 Fig. 1 is a side view of the lock plate fitted to a nut with a member tightened, Fig. 2 is a plan view of the lock plate with locking holes drilled symmetrically with respect to the reference line of the lock plate, and Fig. FIG. 3 is a plan view showing an embodiment of this invention in which locking holes are formed asymmetrically with respect to the reference line of the lock plate. 1 is a nut, 2 is a lock plate, 3 is a fixing screw, 4 is a mounting hole, 5 is a member, 6 is a locking hole, 7 is the center of the locking hole, 8 is the center of the mounting hole, 9 is a reference line, 1
2 is a line of symmetry of the locking hole.

Claims (1)

【実用新案登録請求の範囲】 (1) 締着ねじの頭部形状と同じ形状とした正多
角形をその正多角形の一辺の角度の任意角度だけ
変位するように重合した係止孔を穿設したロツク
プレートにおいて、該係止孔の略中心とロツクプ
レートを固定する固定ねじの取付孔の略中心を通
る基準線に対して、該係止孔が非対称に穿設され
た締着ねじのロツクプレート。 (2) 一辺の角度の任意角度だけ変位を一辺の角
度の半分だけ変位としたことを特徴とする実用新
案登録請求の範囲第１項記載の締着ねじのロツク
プレート。[Scope of Claim for Utility Model Registration] (1) A regular polygon having the same shape as the head shape of a fastening screw is drilled with overlapping locking holes so as to be displaced by an arbitrary angle of one side of the regular polygon. In the installed lock plate, the locking hole is asymmetrically drilled with respect to a reference line passing through the approximate center of the locking hole and the approximate center of the fixing screw mounting hole that fixes the lock plate. Lock plate. (2) A lock plate for a fastening screw according to claim 1 of the utility model registration, characterized in that the displacement by an arbitrary angle of one side is a displacement of half the angle of one side.