A hole puncher that is used for embryo culture to make with little cave

The utility model provides a hole puncher that is used for embryo culture to make with little cave relates to test apparatus technical field, including location protective sheath, electric iron and extension spring, the location protective sheath includes roof and pipe, has seted up the draught hole...

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Bibliographische Detailangaben
Hauptverfasser:	ZHENG HAIYING, SHANG JIANGHUA, YANG CHUNYAN, QIN GUANGSHENG, HUANG FENXIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CUTTING CUTTING-OUT DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING HAND CUTTING TOOLS PERFORATING PERFORMING OPERATIONS PUNCHING SEVERING SEVERING BY MEANS OTHER THAN CUTTING STAMPING-OUT TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model provides a hole puncher that is used for embryo culture to make with little cave relates to test apparatus technical field, including location protective sheath, electric iron and extension spring, the location protective sheath includes roof and pipe, has seted up the draught hole on the pipe wall of pipe, the roof sets up the one end at the pipe, has seted up the through -hole, and with the other end of pipe is parallel, the electric iron passes the through -hole to be provided with spacing portion and connecting portion on the lateral wall, the head is the hemisphere type, the roof sets up between spacing portion and connecting portion, and the extension spring setting is and be connected with roof and connecting portion between roof and connecting portion, the utility model discloses a set up and electric iron complex location protective sheath, and it is used for control to set up spacing portion on the electric iron lateral wall the depth of inter fit of electric iron, still through se