double-enveloping worm gear set

Various mechanisms were devised for flapping the wings, none of them succesful.

The Guard troopers began to ride around the town on both sides, threatening a double envelopment.

With Axis forces collapsing, Soviet troops raced around Stalingrad in a massive double envelopment.

The Russians next planned an offensive into Silesia, but were blocked when Hindenburg attempted another double envelopment.

Operation Uranus" kicked off on 17 November with the intention of making a double envelopment of Paulus's men at Stalingrad by breaking through the flanks.

Operation Uranus" kicked off on November 17 with the intention of making a double envelopment of Paulus's men at Stalingrad by breaking through the flanks.

Washington's plan was to simultaneously attack the British by four different units of troops coming from different directions during night with the goal of creating a double envelopment.

His plan was to attack the British at night with four columns from different directions with the goal of creating a double envelopment.

The plan was similar to the one Zhukov had used to achieve victory at Khalkhin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.[61]

The plan was similar to the one Zhukov had used to achieve victory at Khalkhin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.[63]

The plan was similar to Zhukov's victory at Khalkin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.

The plan was similar to the one Zhukov had used to achieve victory at Khalkhin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.[68]

The plan was similar to the one Zhukov had used to achieve victory at Khalkhin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.[78]

The plan was similar to the one Zhukov had used to achieve victory at Khalkhin Gol three years before, where he had sprung a double envelopment and destroyed the 23rd Division of the Japanese army.[83]