1. An intake manifold, for a multiple-cylinder internal combustion engine, having a collective part defining an intake gas distribution chamber having an intake gas inlet at one end of a cylinder arranging direction, and a branch intake part having a plurality of branch intake passages arranged in the cylinder arranging direction respectively for carrying an intake gas to combustion chambers;
wherein the collective part is built by joining together first and second sections respectively defining first and second spaces forming the intake gas distribution chamber, the branch intake part being provided on the first section, at least the first section is integrally provided with a corner part at another end of the cylinder arranging direction, the second section is provided with a guide wall extending in the first and the second section so as to cover an inside surface of the corner part, and the guide wall has a guide surface for guiding the intake gas to the branch intake part, and
wherein the guide wall lies in an imaginary extension passage extending from one branch intake passage, closest to the corner part, included in the branch intake passages, the guide wall being positioned on an imaginary extension passage section, which is a part of the imaginary extension passage and which extends from the one branch intake passage through a distance equal to a length of the branch intake passages.
2. The intake manifold, for a multiple-cylinder internal combustion engine, according to claim 1, wherein the branch intake part is formed integrally with the first section, and the corner part of the first section lies outside a region corresponding to the imaginary extension passage.
3. The intake manifold, for a multiple-cylinder internal combustion engine, according to claim 1, wherein the distance equal to the length of the branch intake passages is smaller than a distance along the imaginary extension passage between the corner part and an inlet of the one branch intake passage.
4. The intake manifold, for a multiple-cylinder internal combustion engine, according to claim 1, wherein the first section has a side wall extending along the cylinder arranging direction on a side confronting the branch intake passages, the side wall being positioned outside the imaginary extension passage section.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method of generating an initializing signal for initializing an inner circuit in a semiconductor memory device, the method comprising:
(a) receiving a mode set command for initializing the inner circuit after receiving a precharge command; and
(b) generating a control signal in response to the received mode set command and using the control signal as the initializing signal.
2. The method of claim 1, wherein the mode set command is a signal applied to the semiconductor memory device via an external pin.
3. The method of claim 1, wherein the mode set command is a mode register set (MRS) command in a synchronous dynamic random access memory (DRAM).
4. The method of claim 1, wherein the mode set command is a Write Column address strobe (CAS) Before Row address strobe (RAS) (WCBR) in an asynchronous dynamic random access memory (DRAM).
5. A method of generating an initializing signal for initializing an inner circuit in a semiconductor memory device, the method comprising:
(a) receiving a precharge command for precharging the semiconductor memory device;
(b) receiving a mode set command for initializing the inner circuit after receipt of the precharge command; and
(c) generating a control signal in response to the received mode set command, and using the control signal as the initializing signal.
6. The method of claim 5, wherein the mode set command is a signal applied to the semiconductor memory device via an external pin.
7. The method of claim 5, wherein the mode set command is a mode register set (MRS) command in a synchronous dynamic random access memory (DRAM).
8. The method of claim 5, wherein the mode set command is a Write Column address strobe (GAS) Before Row address strobe (RAS) (WCBR) in an asynchronous dynamic random access memory (DRAM).