Just to confirm, if I fly JFK-ZRH in an A330, am I likely to get the same new flat business seat as I would get in the A340? From the web site, the A340 seems better than the A330

A340

Configuration: 2-2-2
Seat pitch: 152 cm / 60``
Seat width: 51 cm / 20``
Comfort features:

Seat electronically adjustable
Lie-flat (angle up to 13°)
Lumbar support
Head support adjustable
Swivel earflaps
Seat extendable

A330

Configuration: 2-2-2
Seat pitch: 140 cm / 55``
Seat width: 51 cm / 20``
Comfort features:

Seat electronically adjustable
Footrest electronically adjustable
Lumbar support
Headrest adjustable
Earflaps adjustable

http://www.swiss.com/web/IE6/about-s...bc-comfort.htm

EDIT: seatguru describes the AA 762 biz seat as
Business Class: 50.0" pitch 18.5" width electric lumbar support and legrests