An accumulator which is provided adjacent to a compressor body of a compressor for air conditioning and which is designed to supply a refrigerant gas subjected to gas-liquid separation from a container body of the accumulator to the compressor body via a pipe, the accumulator comprising: a support member of which an outer edge is attached to an inner wall of the container body, the support member including a support hole that supports the pipe inside the container body, wherein a plurality of the pipes (511, 512) are disposed in the container body to correspond to the number of compression chambers (412,422) of the compressor body, wherein a plurality of the support holes (631,632) are provided to correspond to the disposed plurality of pipes (511,512), wherein the support member includes a plurality of through-holes provided at positions different from the support hole, wherein a rib portion extending from the outer edge extends between the through-holes of the support member that are adjacent to each other, and wherein a center of the support hole is positioned away from: a center line that passes through a center of the support member along a direction of a most dominant exciting force transmitted from the compressor body, and characterised in that a center of the support hole is also positioned away from a center line (B1,B2,B3,B4) along an extending direction in which the rib portion extends toward the center of the support member from the outer edge, and wherein all of centers of the support holes (631, 632) are positioned away from the center lines (A1, B1,B2,B3,B4). a support member of which an outer edge is attached to an inner wall of the container body, the support member including a support hole that supports the pipe inside the container body, wherein a plurality of the pipes (511, 512) are disposed in the container body to correspond to the number of compression chambers (412,422) of the compressor body, wherein a plurality of the support holes (631,632) are provided to correspond to the disposed plurality of pipes (511,512), wherein the support member includes a plurality of through-holes provided at positions different from the support hole, wherein a rib portion extending from the outer edge extends between the through-holes of the support member that are adjacent to each other, and wherein a center of the support hole is positioned away from: a center line that passes through a center of the support member along a direction of a most dominant exciting force transmitted from the compressor body, and characterised in that a center of the support hole is also positioned away from a center line (B1,B2,B3,B4) along an extending direction in which the rib portion extends toward the center of the support member from the outer edge, and wherein all of centers of the support holes (631, 632) are positioned away from the center lines (A1, B1,B2,B3,B4). a center line that passes through a center of the support member along a direction of a most dominant exciting force transmitted from the compressor body, and characterised in that a center of the support hole is also positioned away from a center line (B1,B2,B3,B4) along an extending direction in which the rib portion extends toward the center of the support member from the outer edge, and wherein all of centers of the support holes (631, 632) are positioned away from the center lines (A1, B1,B2,B3,B4).