Gear 1 rotates about fixed axis B and meshes with gear 5 which rotates about fixed axis C. Gear 1 is connected by turning pair A to link 3 which slides in guide 4. Guide 4 is connected by a turning pair to gear 5. Link 6 is connected by turning pairs D and E to link 3 and to link 7 which turns about fixed axis L. Link 8 is connected by turning fairs F and G to link 7 and to link 9 which turns about fixed axis H. Link 10 is connected by turning pairs K and N to link 9 and to plunger 2 which slides in fixed guide a. When gear 1 rotates, plunger 2 reciprocates.
$2554$LrG,FD$