首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
耐震抗松转的螺纹紧固件
摘要
一种应用极广的耐震抗松转的螺纹紧固件,它是用榫头副螺纹联结二个螺母,主、副螺纹的导程不相等,另在二个螺母间压入楔片,另一种变型是将外螺母的二个螺纹分开为二,榫头为反牙螺纹。由于螺母间的回松趋向是互相扼制,互相顶牛,故螺纹紧固件能十分牢靠地不会松转。对于安全性能要求极高的场合是十分适宜的。
申请公布号
CN2126344U
申请公布日期
1992.12.30
申请号
CN92201132.X
申请日期
1992.01.18
申请人
吴光生
发明人
吴光生
分类号
F16B39/00
主分类号
F16B39/00
代理机构
代理人
主权项
1、一种耐震抗松转的螺纹紧固件,它是方、六角、园或异形的并具有标准工作螺纹的双螺母;以及一种活接头的螺钉(栓),其头端可以是光平头,带槽(或十字槽,下同)园柱头、带槽平园头、带槽半园头或内六角头,其螺杆的两端均有标准外螺纹,在头部一端还带有方、六角、园或异形的双螺母;其特征在于:用与工作主螺纹同心且同旋向的榫头副螺纹联结二个螺母、主、副螺纹的导程不相等(可大或小于),以多头细牙螺纹为好;在里、外螺母间压入楔片(如只要求螺母不脱出,可不用楔片)。
地址
350001福建省福州市鼓西路6号
您可能感兴趣的专利
Controlled projection system for wiring assembly - uses optical projection of assembly sequence steps with numerically controlled beam
Ozone generation by silent electric discharge - uses oxygen obtd. by vaporising coolant after use for cheap, simple, large scale process
Deep water pipe line laying mechanism - uses electro acoustic measuring system with hydrophones fixed to sliding tube guide
Artificial cigarette tobacco substitute - has nicotine free aromatic flavour which is released by inhalation
Vertical gas scrubber with partial mist pptn. - for gases entraining large quantities of dust e.g. in refuse incinerator
Sampler for mechanised analyser - having wash vessel for sampling probe with air injection
Wall or mantle clock - uses seconds minutes and hours arms or discs to which magnets are attached
Overhead power line chain suspension system - uses insulator strings with lateral support using bracing chains fixed beneath mast top
Hospital laundry bag for self discharge in drum washing machine - with two rectangular webs of fabric
Energy production by capillary rise - has heavy liquid displacing light liquid container in vessel by diaphragms to cause rotation
Collapsible transport container for chemical goods - has sheet metal bottom and angled corner supports reinforced by separate open channels
Encapsulated gas insulated three phase HV switchgear - has individual isolator for each phase conductor with operating shaft concentric with and inside conductor
I or PI controller for recording variable measuring quantities - is for change over from automatic to manual operation and has store and stand by power pack
Electric lead for toy vehicles - has sprung tongue bearing between ends of metal grid sections
Servo operated driving mirror - with split threaded sleeve held together by spring to form torque limiter
Conveyor with closed loop band segments - has two relatively slideable sections of conveyor driven at different speeds
Appts. for lining porous paper cups with plastics foils - has mould cavity provided with opening between container lip and foil to promote air exhaust
Low profile crane with four wheel suspension - has beam axle pivotted about one side of chassis to ensure ground contact
Cladding panel interval adjuster - comprises slotted fishplate projecting from one component and screw from other
TEMPERATURABHAENGIGER ZUNGENSCHALTER