A braking device for focal plane shutter in a photographic camera, in which the braking device has {HEAD ~ a braking function} in {TAIL ~ its reciprocating motion} 
in
A braking device for focal plane shutter in a photographic camera , in which the braking device has { HEAD ~ a braking function } in { TAIL ~ its reciprocating motion }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL