By reducing {HEAD ~ thermal resistance} at the thick walled portion of the end plate, heat from compression chambers are conducted to radiating fins, thereby suppressing {TAIL ~ the transfer} of the heat to the thin walled portion 
By reducing { HEAD ~ thermal resistance } at the thick walled portion of the end plate , heat from compression chambers are conducted to radiating fins , thereby suppressing { TAIL ~ the transfer } of the heat to the thin walled portion
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH