| 摘要 |
1512916 Thermal regenerators DAIMLERBENZ AG 12 Oct 1976 [22 Oct 1975] 42344/76 Addition to 1448920 Heading F4K In a heat exchanger disc assembly as in parent Specification in which a rotary regenerative disc-type matrix 12 has a central opening 28 in which is a support ring 26 secured by leaf spring elements 25 to the disc 12, coaxial retaining rings 48 are positioned one against each end face of the disc 12 to hold the spring elements and the support ring within the opening 28, the rings being tied together by pins 50. As shown, each ring is located within a recess 47 in the disc 12 and has openings 54 therein to permit the passage of air for cooling the bearing on which the disc 12 rotates. In use, the said cooling air comprises a portion of the air stream passing to the regenerator for heating therein.
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