Page 7 line 8 starting “Heretofore in the pistols of this class when ... it became necessary to lower the hammer to the safety position...” (condition 2)
https://patentimages.storage.googleapis.com/16/62/9d/530f34f02afc22/US984519.pdf
I do not see anything on that page that indicates JMB did not envision Condition 1 as the carry condition.