**6.3 Hammering mechanism**

Link mechanism was used to imitate hammering action over tamarind fruit. 400 mm long and 25.4 mm diameter polished rod was mounted with lateral frame utilizing 25.4 mm diameter bearing block over the lateral frame. One end of the

*Postharvest Technology of Tamarind DOI: http://dx.doi.org/10.5772/intechopen.101096*

**Figure 9.** *Tamarind deseeder developed at Tamil Nadu Agricultural University, Coimbatore.*

*A hammer-type tamarind deseeder is available at Tamil Nadu Agricultural University.*

polished rod was fitted with FPS 100 pump bearing which touches the round flange to transmit reciprocating motion. A mild steel flat of 40 12 mm was spring-loaded and mounted on the shaft within the space between the bearing block to imitate hammering action and the height of the flat was 300 mm. The top end of the flat was screwed with a wooden portion to imitate a wooden hammer (**Figure 10**) [8].
