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1·The utility model discloses a double thread fastening device.

本实用新型公开了一种双头螺纹紧固装置。

2·The invention further relates to the use of at least one such fastening device.

此外，本发明还涉及至少一个这种固定装置的应用。

3·The rotation mold fastening device is mainly used for fastening rotation mold of numerical control puncher.

本 实用新型主要用于数控冲床自转模的锁紧。

4·Including lower tooling product fastening device and Photo-electricity switch, to ensure product parts be in right position.

包含下模样件固定装置及光电开关检测，以确保样件放置到位。

5·The invention discloses a saddle which comprises a base, a pad and a fastening device adapted to fasten the base and pad together.

本发明公开一种坐垫，其包含一基座、一垫体以及一适于结合基座与垫体的固定装置。

6·As the fastening device of the disposable lock is realized by relatively simple fastening of bayonet and block groove, technology is simplified;

由于一次性用锁的扣紧装置只用 卡口和卡槽等相对简单的扣接来实现，简化了工艺；

7·Due to the adoption of the structure, the fastening device has better fixity, not easy looseness and good operation effect under the action of air cushion.

采用上述结构，固紧装置在气体的缓冲作用下，的固定性能更好，不易发生松动，手术效果好。

8·The use of chemotherapy pump Methods: in aseptic operation, will join the saline fluorouracil 1500 mg to 275 mL, shake, liquid injection pump, the fastening device caps.

使用化疗泵方法：在无菌操作下，将氟尿嘧啶1500 mg加入生理盐水至275 mL，摇匀，药液注入泵内，拧紧帽盖装置。

9·Thermit welding and elastic fastening device can reduce the number of joints, overcome the thermal expansion and cold shrinkage of rails, and make the operation of traveling crane smooth and steady.

采用钢轨弹力紧固装置和钢轨铝热焊技术，减少钢轨接头，克服钢轨热胀冷缩带来的弊端，使得行车在钢轨上运行平稳可靠。

10·The building partition comprises three forms of a partition with a door or a partition with a window or a solid partition which are combined and lined freely, and fixed by a special fastening device.

它有带门的或带窗的或实体的隔墙三种形式，均用一种特殊紧固装置安装固定，可以任意排列组合。