< Topic >As the food injection liquid is made to inject to the raw materials meat uniformly, the injector which can control the liquid pump simply is offered.SolutionsTop and bottom motion possibly distribution facilities it is done in the header 4 which distribution facilities is done, and the said header is inserted in raw materials meat M, the aforementioned header to be divided in the multiple liquid supply chambers 4a - 4c multiple injection needles 3a and the liquid pump which supplies the food injection liquid to the said header and, in the injector which it has, the aforementioned liquid pump to have, putting in place interval and in series continuing in series between the cylinder for Drive of pair which distribution facilities is done and the cylinder for aforementioned Drive, the cylinder 16a for the multiple pumps which distribution facilities is done and, the piston of the cylinder for aforementioned Drive and the cylinder for the pumpThe rod is formed by the complete penetration rod of one, the cylinder for the aforementioned each pump has communicated to the respective separate aforementioned liquid supply chamber.< Choice figure >Drawing 3【課題】原料肉に食品注入液を均一に注入させるとともに、液ポンプを簡単に制御できるインジェクタを提供する。【解決手段】上下動可能に配設されたヘッダ4と、該ヘッダに配設され、原料肉Mに差し込まれる、複数の注入針3aと、該ヘッダに食品注入液を供給する液ポンプと、を備えたインジェクタにおいて、前記ヘッダは、複数の給液室4a~4cに仕切られており、前記液ポンプは、間隔をおいて直列に配設された一対の駆動用シリンダと、前記駆動用シリンダの間に直列に連続して配設された複数のポンプ用シリンダ16aと、を備え、前記駆動用シリンダ及びポンプ用シリンダのピストンロッドは、一本の貫通ロッドにより構成され、前記各ポンプ用シリンダは、それぞれ別個の前記給液室に連通している。【選択図】図3