JPS63109015U - - Google Patents

Description

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

第１〜第７図は本考案の実施例を示すもので、
第１図は本実施例に係る座屈ナツトの一部切欠正
面図、第２図は同じく座屈ナツトの底面図、第３
図〜は座屈ナツトの被取付部材への取付工程
を示す縦断面図、第４、第５図は夫々座屈ナツト
の取付状態を示す縦断面図、第６，７図は夫々他
の実施例を示す座屈ナツトの底面図である。また
、第８図は従来のブラインドナツトの構成ならび
にその問題点を示す一部切欠正面図である。 １……座屈ナツト、２……筒状部、３……フラ
ンジ部、４……雌ねじ部、５……突起、８……円
筒面。 1 to 7 show examples of the present invention,
Fig. 1 is a partially cutaway front view of the buckling nut according to this embodiment, Fig. 2 is a bottom view of the buckling nut, and Fig. 3 is a bottom view of the buckling nut.
Figures ~ are longitudinal sectional views showing the mounting process of the buckling nut to the member to be mounted, Figures 4 and 5 are longitudinal sectional views showing the mounting state of the buckling nut, and Figures 6 and 7 are respectively views of other implementations. FIG. 3 is a bottom view of an example buckling nut. Further, FIG. 8 is a partially cutaway front view showing the structure of a conventional blind nut and its problems. DESCRIPTION OF SYMBOLS 1... Buckling nut, 2... Cylindrical part, 3... Flange part, 4... Female thread part, 5... Protrusion, 8... Cylindrical surface.

Claims (1)

【実用新案登録請求の範囲】 (1) 薄板形状とされた被取付部材における円筒
面もしくは球状面に固着される座屈ナツトであつ
て、筒状部の一端に形成されたフランジ部と、該
筒状部の他端内周に形成された雌ねじ部とからな
り、上記筒状部を被取付部材に予め形成された取
付孔内に挿通すると共に、該筒状部を外側に膨出
するように座屈させて、該膨出部と上記フランジ
部とで被取付部材を挾持することにより、該被取
付部材における円筒面もしくは球状面に固着され
るように構成され、且つ上記フランジ部下面にお
ける上記筒状部の周囲に、被取付部材の円筒部も
しくは球状部に当接する少なくとも２つ以上の突
起が形成されていることを特徴とする座屈ナツト
。 (2) 上記フランジ部が四角形とされ、且つ該フ
ランジ部の角部下面に夫々突起が設けられている
ことを特徴とする実用新案登録請求の範囲第１項
に記載された座屈ナツト。[Claims for Utility Model Registration] (1) A buckling nut fixed to a cylindrical or spherical surface of a thin plate-shaped member to be attached, which includes a flange formed at one end of the cylindrical part, and a flange formed at one end of the cylindrical part; and a female threaded part formed on the inner periphery of the other end of the cylindrical part, so that the cylindrical part is inserted into a mounting hole previously formed in the member to be mounted, and the cylindrical part is bulged outward. By buckling the member to be attached and sandwiching the member between the bulge and the flange, the member is fixed to a cylindrical surface or a spherical surface of the member to be attached, and the lower surface of the flange is A buckling nut characterized in that at least two protrusions are formed around the cylindrical portion to abut against the cylindrical portion or the spherical portion of the member to be attached. (2) The buckling nut according to claim 1, wherein the flange portion is square, and a protrusion is provided on the lower surface of each corner of the flange portion.