Liquid container unit

Abstract

A liquid container unit includes a liquid container having a threaded portion to be threaded with a cap and provided at an opening portion through which contained liquid can be taken out or introduced, and a support holder for storing the liquid container. The support holder includes a retaining portion for retaining and supporting a retained portion provided closer to the body of the liquid container than the threaded portion at the opening portion when the liquid container is supported under a standing posture. Between the retained portion and the retaining portion, there is provided a rotation preventing mechanism for preventing relative rotation therebetween.

1 . A liquid container unit comprising:
 a liquid container having a retained portion provided at an opening portion through which contained liquid can be taken out or introduced; and   a support holder for storing the liquid container:   wherein the support holder includes a retaining portion for retaining and supporting the retained portion when the liquid container is supported under a standing posture; and   wherein between the retained portion and the retaining portion. there is provided a rotation preventing mechanism for preventing relative rotation therebetween.   
     
     
         2 . A liquid container unit comprising:
 a liquid container having a threaded portion to be threaded with a cap, the threaded portion being provided at an opening portion through which contained liquid can be taken out or introduced; and   a support holder for storing the liquid container:   wherein the support holder includes a retaining portion for retaining and supporting a retained portion provided closer to the body of the liquid container than the threaded portion at the opening portion when the liquid container is supported under a standing posture; and   wherein between the retained portion and the retaining portion. there is provided a rotation preventing mechanism for preventing relative rotation therebetween.   
     
     
         3 . The liquid container unit according to  claim 1 , wherein the retained portion comprises a polygonal-shaped brim portion formed integral with the opening portion and the rotation preventing mechanism includes a rotation preventing face formed in the retaining portion to be engaged with a polygonal outer circumferential portion of the brim portion. 
     
     
         4 . The liquid container unit according to  claim 2 , wherein the retained portion comprises a polygonal-shaped brim portion formed integral with the opening portion and the rotation preventing mechanism includes a rotation preventing face formed in the retaining portion to be engaged with a polygonal outer circumferential portion of the brim portion.