Chamber

FIG. 1 is a top, right, and front isometric view of an ornamental design for a chamber;

FIG. 2 is a bottom, left, and rear isometric view of the chamber of FIG. 1 ;

FIG. 3 is a front elevational view of the chamber of FIG. 1 ;

FIG. 4 is a rear elevational view of the chamber of FIG. 1 ;

FIG. 5 is a left side elevational view of the chamber of FIG. 1 ;

FIG. 6 is a right side elevational view of the chamber of FIG. 1 ;

FIG. 7 is a top plan view of the chamber of FIG. 1 ;

FIG. 8 is a bottom plan view of the chamber of FIG. 1 ; and,

FIG. 9 is a front elevational, cross-sectional view taken through line 9 - 9 of the chamber of FIG. 7 .

The dash-dash-dash broken lines are included for the purpose of illustrating portions of the chamber that form no part of the claimed design. The dash-dot-dash broken lines depict boundary lines and form no part of the claimed design. The chamber is shown with symbolic breaks in its length. The appearance of any portion of the chamber between the break lines form no part of the claimed design. The cross-hatching shown in the sectional view of FIG. 9 is not representative of any specific material.